Built for Ultimate Sun Protection - BUFF® CoolNet UV Multifunctional Neckwear is 95% recycled - engineered with REPREVE® performance microfibre, HeiQ cooling technology, Polygiene odour control and has a 4-Way, seamless, ULTRA STRETCH fabric construction that features UPF 50 sun protection. Can be worn 12 different ways - from cap to balaclava, neck gaiter to hair tie - for optimal performance and protection, personalised style and a perfect fit.