Adaptive cooling insert for headwear — key benefits and features Adaptive comfort and fit Made from elastic, breathable fabric that conforms to a variety of head coverings without restricting airflow. Thin, flexible design adapts to different head shapes and common headwear types, providing a secure, comfortable fit. PCM head-comfort technology Uses physical PCM (phase change material) cooling technology to deliver a sustained cool sensation at the head. Helps maintain comfort and supports endurance and productivity during demanding conditions. Reliable cooling performance Provides continuous cooling for almost two hours in a single use, keeping the wearer comfortably cool without interruption. Maintains airflow and does not trap heat while in use. Practical compatibility and function Designed as an insert to work with helmets, caps, hats and other head coverings; easy to place and remove. Constructed for repeated use with breathable, elastic fabric for long-term comfort. Use scenarios Cycling: Slip the insert under your helmet on hot rides to reduce head heat and help you stay focused and comfortable. Camping and day hikes: Use the insert under a hat while setting up camp or hiking in warm conditions to extend comfort without bulky gear. Outdoor work or extended activity: Wear it under protective headwear or caps to help maintain composure and performance during prolonged outdoor tasks. What it solves Reduces head heat without blocking ventilation, lowering discomfort in hot conditions. Offers a simple, portable solution for sustained cooling when cooling breaks are limited. Improves wearer comfort and endurance in a variety of outdoor situations. Materials and care Elastic, breathable fabric with an internal PCM cooling element. Designed for user-friendly insertion and removal; follow manufacturer care instructions for cleaning and to preserve PCM performance. Who this is for Outdoor enthusiasts and anyone who needs reliable, hands-off cooling for the head during activities such as cycling, camping, and other outdoor pursuits where comfort and usability matter.