Description: <p>[Versatile Hat Compatibility]:Designed as a universal hat pad,this cooling gel ice cap is suitable for various headwear styles such as cycling helmets,baseball caps,and fishing hats.Enjoy a touch of coolness wherever you go and enhance your outdoor activities with refreshing comfort.</p><p>[Easy to Use]:Simply insert the Ice Pack into your favorite headgear and wear it as usual.For optimal cooling effect,refrigerate for 10 minutes before use.Experience more comfortable and cooler temperatures during outdoor sports or leisure activities.</p><p>[Eco friendly Reusable]:This hat cooling pad offers eco friendly cooling solution that is reusable,economical,and environmentally friendly.After use,simply wipe to clean the pad easily.Enjoy soft and skin friendly cooling effects.</p><p>[Material]:Made of TPU and gel material,this lightweight gel ice pad provides effective heat release without adding any burden to your head.</p><p>[Package Includes]:Each package comes with 1 Gel Ice Pack for helmet ready for immediate use or gifting.</p> Specification: <p>Material:TPU,Gel</p><p>Diameter:21.5cm/8.46inch</p> Size_Chart: Note: <p>Please allow slightly errors 1-2cm differences due to manual measurement.</p> Package_Includes: <p>1 Helmet Ice Pack</p>