{"product_id":"rothco-ecwcs-poly-bottoms-cold-weather-base-layer","title":"Rothco ECWCS Poly Bottoms Cold Weather Base Layer","description":"\u003cp class=\"product-lead\"\u003eThe Rothco ECWCS Poly Bottoms are men's expedition-weight polyester base layer pants built for cold-weather use as part of the Extended Cold Weather Clothing System. Constructed from 100% expedition-weight polyester with a fleece lining, these bottoms retain warmth during extended wear in harsh conditions. Available in Black and AR 670-1 Coyote Brown, with sizes ranging from S through 4XL (Black) and S through 3XL (Coyote Brown).\u003c\/p\u003e\n\n\u003ch2\u003eBuilt for Cold-Weather Endurance\u003c\/h2\u003e\n\u003cp\u003eThe Rothco ECWCS Poly Bottoms use 100% expedition-weight polyester with a plush fleece lining to trap body heat during sustained exposure to cold conditions. Polyester construction wicks moisture away from the skin, helping to maintain warmth even when physical activity causes perspiration, a key requirement for any functional cold-weather base layer.\u003c\/p\u003e\n\n\u003ch2\u003eFull-Cut Fit for All-Day Wear\u003c\/h2\u003e\n\u003cp\u003eThe full-cut design of the ECWCS Poly Bottoms provides extra room through the seat and thighs, reducing restriction during layered wear over extended periods. A roomier base layer fit means these bottoms can be worn comfortably beneath tactical pants, BDUs, or other outerwear without binding or limiting movement during field use or outdoor activity.\u003c\/p\u003e\n\n\u003ch2\u003ePart of a Complete ECWCS System\u003c\/h2\u003e\n\u003cp\u003eThe Rothco ECWCS Poly Bottoms are designed to pair with matching ECWCS tops, available from Rothco in Crew Neck and Zip Collar styles. Coordinating the full system ensures consistent coverage and thermal performance across the torso and lower body in cold-weather environments.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExpedition-Weight Polyester:\u003c\/strong\u003e 100% polyester construction with a soft fleece lining for warmth and moisture management.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull-Cut Design:\u003c\/strong\u003e Extra room through the fit for comfort during extended wear and layering over outerwear.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCold-Weather Rated:\u003c\/strong\u003e Designed as a base layer component of the Extended Cold Weather Clothing System (ECWCS).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo Colorways:\u003c\/strong\u003e Available in Black and AR 670-1 Coyote Brown to suit uniform or field requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrintable:\u003c\/strong\u003e Accepts custom printing for unit or organizational identification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eDetail\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaterial\u003c\/td\u003e\n      \u003ctd\u003e100% Expedition Weight Polyester with fleece lining\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eColors\u003c\/td\u003e\n      \u003ctd\u003eBlack; AR 670-1 Coyote Brown\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSizes (Black)\u003c\/td\u003e\n      \u003ctd\u003eS, M, L, XL, 2XL, 3XL, 4XL\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSizes (Coyote Brown)\u003c\/td\u003e\n      \u003ctd\u003eS, M, L, XL, 2XL, 3XL\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eWaist Range (inches)\u003c\/td\u003e\n      \u003ctd\u003e14–24\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eHip Range (inches)\u003c\/td\u003e\n      \u003ctd\u003e17–27\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eGender\u003c\/td\u003e\n      \u003ctd\u003eMen's \/ Adult\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eIntended Use\u003c\/td\u003e\n      \u003ctd\u003eCold weather base layer\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePrintable\u003c\/td\u003e\n      \u003ctd\u003eYes\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCountry of Origin\u003c\/td\u003e\n      \u003ctd\u003eChina\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWho This Is For and Isn't\u003c\/h2\u003e\n\u003cp class=\"product-fit-yes\"\u003eThe Rothco ECWCS Poly Bottoms suit men who need a reliable cold-weather base layer for field operations, outdoor work, or training in low-temperature conditions. They work well under BDUs, tactical pants, or any outerwear where a thermal underlayer is needed, and the extended size range accommodates a wide range of builds.\u003c\/p\u003e\n\u003cp class=\"product-fit-no\"\u003eThese bottoms are not outerwear and are not designed to be worn as a standalone pant in the field. They provide no ballistic, stab, or cut protection of any kind. The Coyote Brown colorway does not extend to 4XL.\u003c\/p\u003e\n\n\u003ch2\u003eCommon Questions\u003c\/h2\u003e\n\u003ch3 class=\"product-faq-q\"\u003eWhat material are the ECWCS Poly Bottoms made from?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThe Rothco ECWCS Poly Bottoms are made from 100% expedition-weight polyester with a soft fleece lining. The polyester construction supports moisture management while the fleece lining retains warmth, making these bottoms suitable for use as a thermal base layer in cold-weather conditions.\u003c\/p\u003e\n\n\u003ch3 class=\"product-faq-q\"\u003eAre these pants meant to be worn alone or as a base layer?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThe Rothco ECWCS Poly Bottoms are designed as a base layer, intended to be worn underneath tactical pants, BDUs, or other outerwear. The full-cut fit accommodates layering without restricting movement, and these bottoms are not designed for use as standalone outerwear.\u003c\/p\u003e\n\n\u003ch3 class=\"product-faq-q\"\u003eDo matching tops exist for these bottoms?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eYes. Rothco produces matching ECWCS tops in both Crew Neck and Zip Collar styles to pair with these bottoms. Combining the tops and bottoms creates a coordinated cold-weather base layer system with consistent thermal coverage across the upper and lower body.\u003c\/p\u003e\n\n\u003ch3 class=\"product-faq-q\"\u003eWhich sizes and colors are available?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThe Rothco ECWCS Poly Bottoms are available in Black (S through 4XL) and AR 670-1 Coyote Brown (S through 3XL). The 4XL size is available in Black only. Both colorways share the same expedition-weight polyester and fleece-lined construction.\u003c\/p\u003e\n\n\u003ch3 class=\"product-faq-q\"\u003eCan these bottoms be custom printed?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThe Rothco ECWCS Poly Bottoms are listed as printable, meaning they accept custom printing for unit markings or organizational identification. Contact us for details on custom printing options available through BPZ.\u003c\/p\u003e","brand":"Rothco","offers":[{"title":"Black \/ S","offer_id":67127939858803,"sku":"RTC-6245-BK-S","price":34.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ M","offer_id":67127939891571,"sku":"RTC-6245-BK-M","price":34.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ L","offer_id":67127939924339,"sku":"RTC-6245-BK-L","price":34.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ XL","offer_id":67127939957107,"sku":"RTC-6245-BK-XL","price":34.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ 2XL","offer_id":67127939989875,"sku":"RTC-6249","price":36.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ 3XL","offer_id":67127940022643,"sku":"RTC-6219","price":39.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ 4XL","offer_id":67127940055411,"sku":"RTC-6209","price":41.99,"currency_code":"USD","in_stock":true},{"title":"AR 670-1 Coyote Brown \/ S","offer_id":67127940088179,"sku":"RTC-3891-CCB-S","price":34.99,"currency_code":"USD","in_stock":true},{"title":"AR 670-1 Coyote Brown \/ M","offer_id":67127940120947,"sku":"RTC-3891-CCB-M","price":34.99,"currency_code":"USD","in_stock":true},{"title":"AR 670-1 Coyote Brown \/ L","offer_id":67127940153715,"sku":"RTC-3891-CCB-L","price":34.99,"currency_code":"USD","in_stock":true},{"title":"AR 670-1 Coyote Brown \/ XL","offer_id":67127940186483,"sku":"RTC-3891-CCB-XL","price":34.99,"currency_code":"USD","in_stock":true},{"title":"AR 670-1 Coyote Brown \/ 2XL","offer_id":67127940219251,"sku":"RTC-3892","price":36.99,"currency_code":"USD","in_stock":true},{"title":"AR 670-1 Coyote Brown \/ 3XL","offer_id":67127940252019,"sku":"RTC-3893","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1926\/7025\/files\/6245-FRONT-A.webp?v=1792121451","url":"https:\/\/bulletproofzone.com\/products\/rothco-ecwcs-poly-bottoms-cold-weather-base-layer","provider":"Bulletproof Zone","version":"1.0","type":"link"}