{"product_id":"mission-cooling-helmet-liner-digital-camo-gray-low-profile-upf-50-cooling-liner-for-helmets-hardhats","title":"MISSION Cooling Helmet Liner — Digital Camo Gray, Low-Profile UPF 50 Cooling Liner for Helmets \u0026 Hardhats","description":"\u003cstrong\u003eMISSION Cooling Helmet Liner: a lightweight, wearable liner that cools instantly when wet, fits under helmets and hardhats, and provides UPF 50 sun protection.\u003c\/strong\u003e\n\n\u003cp\u003eThis low-profile helmet liner uses HydroActive wet-to-cool technology to lower surface temperature quickly when activated with water or sweat. Made from breathable, odor-resistant fabric and finished in digital camo gray, it slips comfortably under bicycle helmets, climbing helmets, tactical headgear or construction hardhats so you can stay cooler without sacrificing fit or safety.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the liner actually cool when you’re working or riding?\u003c\/h3\u003e\n\u003cp\u003eThe liner’s HydroActive fabric triggers an evaporative cooling response as soon as it’s wet, delivering a rapid temperature drop across the material. You can reactivate the effect multiple times by wetting, wringing, and waving the liner to renew airflow and evaporation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActivates with water or sweat; cools within one minute\u003c\/li\u003e\n  \u003cli\u003eFabric designed to reach up to 30° below average body temperature\u003c\/li\u003e\n  \u003cli\u003eEffect can last up to two hours per activation and is easily reactivated\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it fit under my helmet and still let my head breathe?\u003c\/h3\u003e\n\u003cp\u003eThe liner is cut low-profile to fit neatly beneath helmets and hardhats while the mesh crown increases airflow at the top of the head. Its snug, universal design prevents bunching so helmets maintain their original fit and safety positioning.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLow-profile shape designed for helmet clearance\u003c\/li\u003e\n  \u003cli\u003eMesh crown enhances ventilation and reduces heat buildup\u003c\/li\u003e\n  \u003cli\u003eUniversal unisex sizing for a secure, non-slip fit under gear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I care for the liner and will the cooling last through washes?\u003c\/h3\u003e\n\u003cp\u003eThe MISSION liner is machine washable and engineered so the cooling technology remains effective after repeated laundering. It also resists odor buildup, helping it stay fresh across long shifts and frequent use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMachine washable; cooling technology will not wash out\u003c\/li\u003e\n  \u003cli\u003eFabric resists unwanted odors for prolonged freshness\u003c\/li\u003e\n  \u003cli\u003eLightweight construction dries quickly for repeated activation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat sun protection and performance features does it offer?\u003c\/h3\u003e\n\u003cp\u003eBeyond cooling, the liner blocks sun exposure with UPF 50 protection and keeps bulky headgear comfortable during extended outdoor work or recreation. Compact and packable, it stows easily in a pocket until you need it.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUPF 50 for reliable sun protection on exposed skin\u003c\/li\u003e\n  \u003cli\u003eUltra-compact design fits in a pocket or tool bag\u003c\/li\u003e\n  \u003cli\u003eDurable construction suited for job sites, trails, and field use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The MISSION Cooling Helmet Liner is built for commuters, cyclists, tradespeople, outdoors workers, and anyone who wears helmets in hot conditions and wants a simple, reusable way to manage heat. It’s a practical accessory for users who need sun protection, odor resistance, and an easy-to-activate cooling solution that won’t interfere with helmet fit or safety.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does the cooling effect last per activation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: One activation can keep the liner cool for up to two hours, and you can reactivate by wetting, wringing, and waving.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I wash the liner without losing cooling performance?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s machine washable and the HydroActive cooling technology is designed to remain effective after laundering.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MISSION","offers":[{"title":"Default Title","offer_id":67591857045689,"sku":"B00UR4HPEI","price":56.69,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/mission-cooling-helmet-liner-front-packaging.jpg?v=1790559434","url":"https:\/\/redleafauto.ca\/products\/mission-cooling-helmet-liner-digital-camo-gray-low-profile-upf-50-cooling-liner-for-helmets-hardhats","provider":"Redleaf Auto","version":"1.0","type":"link"}