This Buff Coolnet UV Neckwear is lightweight, multifunctional neckwear made from 95% recycled plastic bottles, and offers UPF 50 sun protection and clever cooling technology with natural mint. Ideal for summer activities like running, hiking, and fishing, it features ultimate stretch and seamless comfort for a perfect fit. The fast-drying, lightweight fabric ensures you stay cool, fresh, and shielded from the sun, meeting official criteria for effective sun protection.