Built for Ultimate Sun Protection - BUFF CoolNet UV Multifunctional Neckwear is 95% recycled - engineered with REPREVE performance microfiber, HeiQ cooling technology, Polygiene odor control and has a 4-Way, seamless, ULTRA STRETCH fabric construction that features UPF 50 sun protection. BUFF CoolNet UV Multifunctional Neckwear is approved and recommended by The Skin Cancer Foundation. Can be worn 12 different ways - from cap to balaclava, neck gaiter to hair tie - for optimal performance and protection, personalized style, and a perfect fit.. . . . . 95% recycled REPREVE performance microfiber. HeiQ cooling technology. Polygiene odor control. UPF 50 sun protection*. Recommended by The Skin Cancer Foundation**. 4-Way ULTRA STRETCH. 12 + ways to wear. 100% seamless. Lightweight. Dimensions: (approx.) 20.5 (L) x 9 (W) inches. Weight: 1.2 ounces. As an engaged partner of UNICEF, BUFF has committed to donating 2% of our global yearly profits to projects helping combat COVID-19. . 95% REPREVE Polyester made from recycled water bottles. 5% Elastane. Hand or machine wash in warm water.