BUFF? CoolNet UV+? Reflective Multifunctional Headwear features 360? high-visual reflective pattern, is 95% recycled - engineered from REPREVE? performance microfiber, HeiQ cooling technology, Polygiene? odor control and a 4-Way, seamless, ULTRA STRETCH fabric construction that features UPF 50+ sun protection. BUFF? CoolNet UV+? Multifunctional Headwear is approved and recommended by The Skin Cancer Foundation and can be worn 12 different ways - from beanie to balaclava, mask to headband.