Dragonfly Wing / Butterfly Wing fashion glasses Metal frame Polycarbonate lens Non-Polarized Size information: the length of the dragonfly sunglasses is about 148 mm/5.8 inches and the width of the lenses is about 46 mm/1.8 inches Lightweight material: rimless glasses are made of metal frame and PC material lens, which weigh 20.7 g Dragonfly Glasses, Dragonfly Sunglasses, Bug Keychain, Bug Fashion, Butterfly Glasses, Wing Butterfly, Glasses Collection, Dark Water, Dragonfly Wings