UV Cut Mask UPF50+ Adjustable Outdoor Sports Bike Camping Golf Prevents stuffiness and heat build-up inside the mask, allowing for consistently comfortable breathing. Employs UPF50+ special fabric, achieving a 99% UV cut rate. The cooling face cover, utilizing contact cooling technology, provides an "instant cooling sensation" upon contact with the skin! The UV cut face cover features an ear-loop design and adjustable size for a perfect fit on the face!