Under Armour Assert Sunglasses Composite frame Composite lens Non-Polarized 100% of UVA, UVB & UVC coating Lens width: One Size millimeters Ua assert sunglass is built to maximize field of vision through a rimless frame, this piece provides the total package for on-the-field training and outdoor workouts. Armourfusion frame material provides lightweight feel and strength for impact, the three-point grip adds another layer of comfort and a premium fit Case Included Lenses are prescription ready (Rx-able)