The NEW Design 2 -Ply facemask is made of breathable Polyester fabric with cotton lining. Helping to protect you against droplets, moisture and sunburn. It can be slap snap on your wrist when taken off the mask. Convenient, lightweight, and fashionable. Perfect for sports, Yoga, gym, hiking, camping, biking, skiing, surfing and outdoors. Not for medical use. Size for Adults only : 9“ L x 4 3/8" H