Polarized Clip on Flip up Polycarbonate Sunglasses, Grey Lens, Excellent UV Protection, Suitable for Various of Out-door Sports and Activities-58mm Wide X 47mm High (128mm Wide) Size: 128mm Wide X 47mm High; Color: Grey; Secure clip mechanism prevents shifting and scratching; Never damage the frame or the lenses of the spectacles; Easy to apply with one hand.