1. Adaptive Comfort: Made from an elastic and breathable fabric, this insert offers adaptability to various types of headwear, ensuring a fit while maintaining good air circulation. The flexible design allows for use in diverse scenarios, whether for work or leisure. You'll enjoy the comfort during your active days. 2. Freshness Experience: Thanks to the physical cooling PCM technology, this insert provides a cooling effect to keep your head cool. It's for extended use in different environments, including construction sites or outdoor areas. You'll appreciate its efficiency in maintaining a pleasant feel without compromising functionality or safety. Whether working under the sun or in demanding conditions, this insert ensures a refreshing experience. 3. Efficient Cooling Solution: Designed to meet cooling needs, this insert delivers a cooling effect for up to two hours, ensuring comfort during prolonged use in hot environments. Ideal for both outdoor and indoor work, it provides consistent temperature regulation without sacrificing performance. This product is for those who want to stay cool while working in demanding conditions. 4. Wide Range of Applications: Enhances comfort for outdoor enthusiasts engaged in activities like cycling, camping, and fishing, focusing on utility and practicality while remaining versatile for various outdoor leisure scenarios.