{"product_id":"mission-cooling-helmet-liner-lightweight-skull-cap-upf-50-instant-water-activated-cooling-for-helmets-hardhats","title":"MISSION Cooling Helmet Liner — Lightweight Skull Cap, UPF 50, Instant Water-Activated Cooling for Helmets \u0026 Hardhats","description":"\u003cp\u003e\u003cstrong\u003eMISSION Cooling Helmet Liner is a lightweight skull cap that activates with water to deliver instant cooling, fits comfortably under helmets and hardhats, and provides UPF 50 sun protection.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for athletes, outdoor workers and anyone who spends long periods in heat, this helmet liner combines chemical-free cooling fabric with a ventilated, low-profile shape so it won’t interfere with helmet fit. The liner uses MISSION’s reusable cooling technology—wet, wring and snap—to lower surface temperature rapidly and stay cool through activity. Machine washable and durable, it’s intended for repeated use when you need a fast, portable way to reduce heat build-up beneath headgear.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly does the liner cool and how long does it last?\u003c\/h3\u003e\n\u003cp\u003eWhen activated by water, the fabric begins cooling within seconds and reaches a substantial temperature drop below skin level in under a minute. With normal use it maintains noticeable cooling for up to two hours before needing reactivation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActivate: Wet, wring, and snap for instant effect.\u003c\/li\u003e\n  \u003cli\u003eRapid chill: Cools in under 30 seconds to well below typical body surface temperature.\u003c\/li\u003e\n  \u003cli\u003eDuration: Effective cooling up to approximately two hours per activation.\u003c\/li\u003e\n  \u003cli\u003eReusable: Reactivate quickly by repeating the wet\/wring\/snap steps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it fit comfortably under my helmet or hardhat?\u003c\/h3\u003e\n\u003cp\u003eThe MISSION Cooling Helmet Liner is cut in a low-profile skull cap shape with feather-light fabric to preserve helmet clearance and comfort. Ventilated mesh at the crown encourages airflow so it doesn’t bulk up or create hot spots beneath a helmet.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLow-profile design: Sits close to the head to avoid altering helmet fit.\u003c\/li\u003e\n  \u003cli\u003eVentilated crown: Mesh panels allow airflow and reduce sweat pooling.\u003c\/li\u003e\n  \u003cli\u003eSecure fit: Contoured shape stays put during movement and activity.\u003c\/li\u003e\n  \u003cli\u003eThin fabric: Keeps weight minimal while providing cooling and sun protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the cooling permanent and safe to wash?\u003c\/h3\u003e\n\u003cp\u003eThe cooling effect is built into the fabric and does not rely on external chemicals that wash out. The liner is machine washable and designed for long-term reuse without losing its cooling properties.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChemical-free technology: Cooling is fabric-based, not a topical additive.\u003c\/li\u003e\n  \u003cli\u003eWashable: Safe to launder; follow garment care instructions to prolong life.\u003c\/li\u003e\n  \u003cli\u003eDurability: Built for repeated activations and long-term use.\u003c\/li\u003e\n  \u003cli\u003eUPF 50: Adds sun protection while cooling outdoors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat activities are best suited for this helmet liner?\u003c\/h3\u003e\n\u003cp\u003eThis liner is versatile for any heat-exposed activity—wear it under motorcycle, cycling, lacrosse, football or work helmets, or use it alone for running, hiking, CrossFit and outdoor labor. It’s intended to reduce heat discomfort and help you stay active longer in warm conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHelmeted sports: Football, lacrosse, cycling, motorcycling.\u003c\/li\u003e\n  \u003cli\u003eWork use: Construction, landscaping, industrial sites under hardhats.\u003c\/li\u003e\n  \u003cli\u003eFitness and outdoor: Running, hiking, CrossFit, training sessions.\u003c\/li\u003e\n  \u003cli\u003eEveryday use: Yard work, festivals, or any prolonged sun exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The MISSION Cooling Helmet Liner is made for athletes, outdoor workers and recreational users who wear helmets or spend time in heat and want a compact, washable solution for immediate cooling and added sun protection. If you need to reduce head temperature without modifying your helmet fit and prefer a reusable, chemical-free option, this liner offers a practical, low-profile choice.\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 do I activate the cooling liner?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Wet the liner, wring out excess water, then snap it to activate cooling; repeat when warmth returns.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I wash the MISSION helmet liner in a machine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s machine washable and designed to retain cooling properties after repeated washes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MISSION","offers":[{"title":"Default Title","offer_id":48086993109150,"sku":"B00UR4HLOM","price":30.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/mission-cooling-helmet-liner-front-view.jpg?v=1785912580","url":"https:\/\/northtrailauto.ca\/products\/mission-cooling-helmet-liner-lightweight-skull-cap-upf-50-instant-water-activated-cooling-for-helmets-hardhats","provider":"North Trail Auto","version":"1.0","type":"link"}