{"title":"Men's Running","description":"\u003cp style=\"text-align: center;\"\u003eDiscover your hidden advantage. Our seamless technical running underwear for men is designed to eliminate chafing, rubbing and irritation. Experience unbeatable comfort, mile after mile.\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"\/en-ca\/collections\/mens-running-collection\" title=\"Mens running underwear\"\u003eRunning underwear\u003c\/a\u003e | \u003ca href=\"\/en-ca\/collections\/running-socks\" title=\"Mens running socks\"\u003eRunning socks\u003c\/a\u003e \u003c\/p\u003e","products":[{"product_id":"mens-running-boxer-shorts-black","title":"Men’s Running Boxer Shorts – Black","description":"\u003cp\u003eRun further, faster, and completely chafe-free. Our Men’s \u003cstrong\u003eAnti-Chafe Running Boxers\u003c\/strong\u003e are designed for ultimate comfort with a lightweight, breathable fit that wicks away sweat and prevents irritation on every run. Whether you’re training for a marathon or hitting the trails, these performance running boxers keep you cool, dry, and focused from the first mile to the finish line.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eZero Chafing Guarantee – Stay \u003cspan style=\"text-decoration: underline;\"\u003e100% chafe-free\u003c\/span\u003e, mile after mile.\u003c\/li\u003e\n\u003cli\u003eMoisture-Wicking Fabric – Draws sweat away to keep you dry.\u003c\/li\u003e\n\u003cli\u003eLightweight \u0026amp; Breathable – Engineered for all-day running comfort.\u003c\/li\u003e\n\u003cli\u003eEco-Friendly Choice – Now made with 100% recycled, GRS-certified fabric.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePerfect for long-distance runners, road racers, or anyone who refuses to let discomfort slow them down. Upgrade your gear with the best anti-chafing running underwear for men - trusted by thousands of athletes across the USA.\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"S \/ Black","offer_id":51348977647945,"sku":"RW1011-S","price":34.0,"currency_code":"USD","in_stock":false},{"title":"M \/ Black","offer_id":51348977680713,"sku":"RW1011-M","price":34.0,"currency_code":"USD","in_stock":false},{"title":"L \/ Black","offer_id":51348977713481,"sku":"RW1011-L","price":34.0,"currency_code":"USD","in_stock":false},{"title":"XL \/ Black","offer_id":51348977746249,"sku":"RW1011-XL","price":34.0,"currency_code":"USD","in_stock":false},{"title":"XXL \/ Black","offer_id":51348977779017,"sku":"RW1011-XXL","price":34.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/mens-running-boxer-black-studio-front-runderwear_f24c73d2-2cb0-4ae8-8e93-53cc700b66fc.jpg?v=1763640400"},{"product_id":"mens-running-boxer-grey-new","title":"Men’s Running Boxer Shorts – Grey","description":"\u003cp\u003eStay chafe-free and comfortable with runderwear men's running boxers. Designed for runners, these anti-chafing boxers feature seamless construction to eliminate irritation and provide a distraction-free fit. Made from breathable, moisture-wicking fabric, they keep you cool, dry, and supported during every run.\u003c\/p\u003e\n\u003cp\u003ePerfect for long-distance running, training, or everyday workouts, these boxers are a must-have in your running gear. Experience ultimate performance and comfort—mile after mile.\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"S","offer_id":51349116584265,"sku":"RW1015-S","price":34.0,"currency_code":"USD","in_stock":false},{"title":"M","offer_id":51349116617033,"sku":"RW1015-M","price":34.0,"currency_code":"USD","in_stock":false},{"title":"L","offer_id":51349116649801,"sku":"RW1015-L","price":34.0,"currency_code":"USD","in_stock":false},{"title":"XL","offer_id":51349116682569,"sku":"RW1015-XL","price":34.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/mens-running-boxer-grey-studio-front-runderwear.jpg?v=1763640305"},{"product_id":"mens-boxer-white","title":"Men’s Running Boxer Shorts – White","description":"\u003cp\u003eStay chafe-free and comfortable with runderwear men's running boxers. Designed for runners, these anti-chafing boxers feature seamless construction to eliminate irritation and provide a distraction-free fit. Made from breathable, moisture-wicking fabric, they keep you cool, dry, and supported during every run.\u003c\/p\u003e\n\u003cp\u003ePerfect for long-distance running, training, or everyday workouts, these boxers are a must-have in your running gear. Experience ultimate performance and comfort, mile after mile.\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"S \/ White","offer_id":51349140668745,"sku":"RW1016-S","price":34.0,"currency_code":"USD","in_stock":false},{"title":"M \/ White","offer_id":51349140701513,"sku":"RW1016-M","price":34.0,"currency_code":"USD","in_stock":false},{"title":"L \/ White","offer_id":51349140734281,"sku":"RW1016-L","price":34.0,"currency_code":"USD","in_stock":false},{"title":"XL \/ White","offer_id":51349140767049,"sku":"RW1016-XL","price":34.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/mens-running-boxer-white-studio-front-runderwear.jpg?v=1763640113"},{"product_id":"mens-long-running-boxers-black","title":"Men’s Running Long Boxer Shorts – Black","description":"\u003cp\u003eGo the distance without the discomfort. Our \u003cstrong\u003eMen’s Long Running Boxers\u003c\/strong\u003e provide extended coverage and unbeatable comfort, engineered to keep you 100% chafe-free on every run. With a lightweight, breathable design that pulls sweat away fast, these longer-length performance boxers are perfect for runners who want extra protection and support mile after mile.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eZero Chafing Guarantee – Longer leg length helps prevent thigh chafing.\u003c\/li\u003e\n\u003cli\u003eMoisture-Wicking Fabric – Keeps you cool, dry, and irritation-free.\u003c\/li\u003e\n\u003cli\u003eLightweight \u0026amp; Breathable – Run in total comfort, even on long training days.\u003c\/li\u003e\n\u003cli\u003eEco-Friendly Choice – Made with 100% recycled, GRS-certified fabric.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for marathon training, ultra running, or hot-weather runs, these long running boxers deliver reliable performance when you need it most. Upgrade to the best anti-chafing long running underwear for men - trusted by athletes nationwide.\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"S","offer_id":51349277835593,"sku":"RW1021-S","price":38.0,"currency_code":"USD","in_stock":false},{"title":"M","offer_id":51349277868361,"sku":"RW1021-M","price":38.0,"currency_code":"USD","in_stock":false},{"title":"L","offer_id":51349277901129,"sku":"RW1021-L","price":38.0,"currency_code":"USD","in_stock":false},{"title":"XL","offer_id":51349277933897,"sku":"RW1021-XL","price":38.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/mens-running-long-boxers-front-studio-front-runderwear.jpg?v=1763640053"},{"product_id":"mens-long-boxer-grey","title":"Men’s Running Long Boxer Shorts – Grey","description":"\u003cp\u003e\u003cspan\u003eEnjoy the satisfaction of chafe-free running with our lightweight, \u003c\/span\u003e\u003cstrong\u003eLong Running Boxers\u003c\/strong\u003e\u003cspan\u003e that deliver total protection for your thighs. Stay cool and dry as the breathable fabric quickly wicks sweat away from your skin. 100% comfort, \u003c\/span\u003e\u003cstrong\u003e100% chafe-free - guaranteed.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"S \/ Gray","offer_id":51349341700425,"sku":"RW1025-S","price":38.0,"currency_code":"USD","in_stock":false},{"title":"M \/ Gray","offer_id":51349341733193,"sku":"RW1025-M","price":38.0,"currency_code":"USD","in_stock":false},{"title":"L \/ Gray","offer_id":51349341765961,"sku":"RW1025-L","price":38.0,"currency_code":"USD","in_stock":false},{"title":"XL \/ Gray","offer_id":51349341798729,"sku":"RW1025-XL","price":38.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/mens-running-long-boxers-gray-studio-front-runderwear.jpg?v=1763639974"},{"product_id":"mens-running-briefs-black","title":"Men's Running Briefs – Black","description":"\u003cp\u003eRun with confidence in runderwear men's running briefs. Designed for a classic fit with modern performance, these anti-chafing briefs are lightweight, breathable, and crafted with seamless construction for ultimate comfort. The sweat-wicking fabric keeps you dry and supported, no matter the distance.\u003c\/p\u003e\n\u003cp\u003ePerfect for runners seeking a snug, secure fit, these briefs are guaranteed to keep you 100% chafe-free—mile after mile.\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"S","offer_id":51349422309705,"sku":"RW1031-S","price":30.0,"currency_code":"USD","in_stock":false},{"title":"M","offer_id":51349422342473,"sku":"RW1031-M","price":30.0,"currency_code":"USD","in_stock":false},{"title":"L","offer_id":51349422375241,"sku":"RW1031-L","price":30.0,"currency_code":"USD","in_stock":false},{"title":"XL","offer_id":51349422408009,"sku":"RW1031-XL","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/mens-running-briefs-black-studio-back-front-runderwear.jpg?v=1763639886"},{"product_id":"mens-briefs-grey","title":"Men's Running Briefs – Grey","description":"\u003cp\u003eRun with confidence in runderwear men's running briefs. Designed for a classic fit with modern performance, these anti-chafing briefs are lightweight, breathable, and crafted with seamless construction for ultimate comfort. The sweat-wicking fabric keeps you dry and supported, no matter the distance.\u003c\/p\u003e\n\u003cp\u003ePerfect for runners seeking a snug, secure fit, these briefs are guaranteed to keep you 100% chafe-free—mile after mile.\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"S","offer_id":51375956001097,"sku":"RW1035-S","price":30.0,"currency_code":"USD","in_stock":false},{"title":"M","offer_id":51375956033865,"sku":"RW1035-M","price":30.0,"currency_code":"USD","in_stock":false},{"title":"L","offer_id":51375956066633,"sku":"RW1035-L","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/mens-running-briefs-gray-studio-front-runderwear.jpg?v=1763639818"},{"product_id":"mens-brief-white","title":"Men's Running Briefs – White","description":"\u003cp\u003eRun with confidence in runderwear men's running briefs. Designed for a classic fit with modern performance, these anti-chafing briefs are lightweight, breathable, and crafted with seamless construction for ultimate comfort. The sweat-wicking fabric keeps you dry and supported, no matter the distance.\u003c\/p\u003e\n\u003cp\u003ePerfect for runners seeking a snug, secure fit, these briefs are guaranteed to keep you 100% chafe-free—mile after mile.\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"S \/ White","offer_id":51376041951561,"sku":"RW1036-S","price":30.0,"currency_code":"USD","in_stock":false},{"title":"M \/ White","offer_id":51376041984329,"sku":"RW1036-M","price":30.0,"currency_code":"USD","in_stock":false},{"title":"L \/ White","offer_id":51376042017097,"sku":"RW1036-L","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/mens-running-briefs-white-studio-front-runderwear.jpg?v=1763639674"},{"product_id":"mens-running-briefs-white-multibuy-x3","title":"Men’s Running Briefs –  White (3-Pack)","description":"\u003cp class=\"main-description\"\u003e\u003cspan\u003eLightweight and seamless, the \u003cstrong\u003eRunning Briefs\u003c\/strong\u003e are designed with a classic fit and everyday comfort in mind. 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Experience serious support and total control for your package. \u003cstrong\u003e100% chafe-free, guaranteed. \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"main-description\"\u003e\u003cspan\u003e\u003cstrong\u003e♻️ Now made with 92% recycled fabric (GRS certified)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"main-description\"\u003e\u003cem\u003eMultibuy offer - buy 3 pairs and save on full priced RRP\u003c\/em\u003e\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"White \/ S","offer_id":51500552290633,"sku":"RW1036-S-X3","price":72.0,"currency_code":"USD","in_stock":false},{"title":"White \/ M","offer_id":51500552323401,"sku":"RW1036-M-X3","price":72.0,"currency_code":"USD","in_stock":false},{"title":"White \/ L","offer_id":51500552356169,"sku":"RW1036-L-X3","price":72.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/mens-briefs-3-pack-white-runderwear.jpg?v=1763638146"},{"product_id":"mens-running-briefs-black-multibuy-x3-1","title":"Men’s Running Briefs – Black (3-Pack)","description":"\u003cp class=\"main-description\"\u003e\u003cspan\u003eLightweight and seamless, the \u003cstrong\u003eRunning Briefs\u003c\/strong\u003e are designed with a classic fit and everyday comfort in mind. 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Experience serious support and total control for your package. \u003cstrong\u003e100% chafe-free, guaranteed. \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"main-description\"\u003e\u003cspan\u003e\u003cstrong\u003e♻️ Now made with 92% recycled fabric (GRS certified)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"main-description\"\u003e\u003cem\u003eMultibuy offer - buy 3 pairs and save on full priced RRP\u003c\/em\u003e\u003c\/p\u003e","brand":"Runderwear USA","offers":[{"title":"Black \/ S","offer_id":51500778946889,"sku":"RW1031-S-X3","price":72.0,"currency_code":"USD","in_stock":false},{"title":"Black \/ M","offer_id":51500778979657,"sku":"RW1031-M-X3","price":72.0,"currency_code":"USD","in_stock":false},{"title":"Black \/ L","offer_id":51500779012425,"sku":"RW1031-L-X3","price":72.0,"currency_code":"USD","in_stock":false},{"title":"Black \/ XL","offer_id":51500779045193,"sku":"RW1031-XL-X3","price":72.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/0698\/7849\/files\/Men_sRunningBriefs-Black_Multibuyx3.jpg?v=1763637996"},{"product_id":"mens-running-boxer-black-multibuy-x3","title":"Men’s Running Boxer Shorts – Black (3 Pack)","description":"\u003cp\u003eRun further, faster, and completely chafe-free. 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