The TechNiche HyperKewl Evaporative Cooling Ultra Sport Cap (6596) is best used for various sporting actions. It offers five to ten cooling relief from extreme warm weather per soaking. The cap is designed with an outer material that is made with mesh polyester. The inner fabric is HyperKewl enhanced, and the liner is made of a water repellent nylon. The HyperKewl material is unified precisely into hat panels and neckshade. Low profile hook and loop size adjustment ensure a comfortable fit for all adult users. Once purchased, product comes in a khaki color.