Under Armour Nitro L Non-Polarized Iridium Rectangular Youth Sunglasses Imported Plastic frame Plastic lens Non-Polarized Iridium 100% of UVA, UVB and UVC Ray Protection coating Lens width: 55 millimeters Bridge: 22 millimeters Arm: 108 millimeters 5" high 6" wide ArmourSight advanced lens technology is precisely engineered to provide ultimate optical clarity and impact protection Ultralight ArmourFusion frames are built for maximum strength and durability.