{"product_id":"thor-sector-birdrock-helmet","title":"Thor Sector Birdrock Helmet","description":"\u003cp\u003eThe Thor Sector Birdrock Helmet is a lightweight motocross and off-road helmet designed for dependable protection, ventilation, and riding comfort. Its injection-molded polycarbonate\/ABS shell, dual-density EPS liner, adjustable visor, and removable moisture-wicking interior make it a practical choice for motocross, trail, ATV, and off-road riding.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eInjection-molded polycarbonate\/ABS shell\u003c\/li\u003e\n  \u003cli\u003eDual-density EPS liner with extensive ventilation\u003c\/li\u003e\n  \u003cli\u003eFully adjustable vented visor helps reduce lift\u003c\/li\u003e\n  \u003cli\u003eRemovable and washable moisture-wicking liner\u003c\/li\u003e\n  \u003cli\u003eFlexible rubber nose piece\u003c\/li\u003e\n  \u003cli\u003eHigh-flow mouth vent with intake filter\u003c\/li\u003e\n  \u003cli\u003eRear shell shape helps keep the goggle strap positioned securely\u003c\/li\u003e\n  \u003cli\u003eDOT and ECE 22.05 certified\u003c\/li\u003e\n  \u003cli\u003eDesigned for motocross, trail, ATV, and off-road riding\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"wops-size-data\" data-audience=\"adult\" data-product-type=\"helmet\" data-measurement-1=\"Head Circumference\" data-measurement-2=\"\" data-sizes='[\n    {\"name\":\"X-Small\",\"min1\":20.75,\"max1\":21.25},\n    {\"name\":\"Small\",\"min1\":21.625,\"max1\":22.0},\n    {\"name\":\"Medium\",\"min1\":22.5,\"max1\":22.75},\n    {\"name\":\"Large\",\"min1\":23.25,\"max1\":23.625},\n    {\"name\":\"X-Large\",\"min1\":24.0,\"max1\":24.5},\n    {\"name\":\"2X-Large\",\"min1\":24.75,\"max1\":25.125}\n  ]' style=\"display:none;\"\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eThor Adult Helmet Size Chart\u003c\/h3\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; min-width:720px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth style=\"border:1px solid #ddd; padding:9px; text-align:left;\"\u003eSize\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ddd; padding:9px; text-align:left;\"\u003eUS Hat Size\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ddd; padding:9px; text-align:left;\"\u003eHead Circumference\u003c\/th\u003e\n      \u003cth style=\"border:1px solid #ddd; padding:9px; text-align:left;\"\u003eMetric\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003eX-Small\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e6 5\/8-6 3\/4\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e20 3\/4-21 1\/4 in.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e53-54 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003eSmall\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e6 7\/8-7\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e21 5\/8-22 in.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e55-56 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003eMedium\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e7 1\/8-7 1\/4\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e22 1\/2-22 3\/4 in.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e57-58 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003eLarge\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e7 3\/8-7 1\/2\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e23 1\/4-23 5\/8 in.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e59-60 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003eX-Large\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e7 5\/8-7 3\/4\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e24-24 1\/2 in.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e61-62 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e2X-Large\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e7 7\/8-8\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e24 3\/4-25 1\/8 in.\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:9px;\"\u003e63-64 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to Measure:\u003c\/strong\u003e Wrap a soft measuring tape around the widest part of the head, just above the eyebrows and ears. Keep the tape level and comfortably snug.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFit Note:\u003c\/strong\u003e A motocross helmet should fit securely around the crown and cheeks without painful pressure points or excessive movement. Do not intentionally size up for a loose fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThe interactive size finder uses head circumference in inches to recommend the appropriate helmet size.\u003c\/em\u003e\u003c\/p\u003e","brand":"THOR","offers":[{"title":"L","offer_id":67713370685718,"sku":"0110-7363","price":64.95,"currency_code":"USD","in_stock":true},{"title":"2XL","offer_id":67713370718486,"sku":"0110-7365","price":64.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0798\/4614\/6326\/files\/1_110441c3-5e09-4119-9dfe-650d55a0cb02.png?v=1791932615","url":"https:\/\/shop.worldofpowersports.com\/products\/thor-sector-birdrock-helmet","provider":"World of Powersports ","version":"1.0","type":"link"}