HIGH QUALITY POLYCARBONATE LENSES - Undistorted Optics - Anti Fog - UV Protection - 180Wide - Impact Resistant HYPOALLERGENIC and SILICONE EYECUPS and TPR NOSE PIECE designed to achieve Optimal Level of Suction without applying excessive pressure around the eyes and nose area. One-touch, Quick-Fit Buckle for perfect fit with simple adjustments - even while wearing. Stabilizing nose bridge keeps fitting secure and comfortable MIRRORED LENSES cut glare for optimum clarity and CLEAR LENSES allow more light through, specifically designed for Indoor and Outdoor use. Note: Placing your mask or goggles in the water just before wearing them also may help prevent fogging; Make sure that your goggles have sucked with your skin to prevent leaking, you can hold the frame of the goggles to press it on your face. Material: Lens: PC Gasket: Silicone Strap: Silicone Nose Piece: TPR Color: white/yellow/red/blue/green Frame width: 173mm/6.8inch Frame height:45mm/1.8inch Lens size:55*37mm/2.2*1.5inch Feature: Fashion design with many colors Flexible,comfortable silicone frame Soft silicone gaskets provide comfort Soft,durable silicone headstrap Fast fit head strap system