- Comfort and Breathability: Crafted from elastic, breathable material, this helmet insert ensures optimal comfort and compatibility with various hats and helmets. Its design facilitates airflow without hindering circulation, making it suitable for all-day usage during outdoor activities or work. - Fresh Experience: Utilizing innovative PCM technology, this insert delivers extended cooling effects, keeping your head cool during prolonged use in diverse environments. It provides comfort without compromising safety, making it ideal for individuals who spend long hours working under challenging conditions. - Reliable Temperature Control: Featuring enhanced cooling properties, this helmet insert offers a refreshing sensation lasting up to two hours. It is designed for those facing high temperatures, making it an excellent choice for both indoor and outdoor tasks where heat can be exhausting. - Easy to Use: Designed for outdoor enthusiasts engaging in activities like cycling, camping, fishing, and more, this insert offers a seamless and functional application. Its intuitive design ensures comfort without sacrificing usability, so you can focus on your adventure. This product is essential for anyone seeking relief from heat while maintaining comfort during outdoor activities or work.