Helmet Inner Cooling CapMake Wearing Your Helmet Cooler & Breathable! Even though it's for safety, wearing a helmet can feel humid and uncomfortable at times. Introducing a solution to keep you comfortable and safe at the same time; the Helmet Inner Cooling Cap! This product is an inner cap that's worn under the helmet. Using Hydro Chill technology, it keeps your head cool and dry, letting you remain comfortable even while biking on the hottest of days. FEATURES: REDUCES