Features: The ultra-lightweight and highly scratch-resistant material lens with UV400 technology offers maximum protection from harmful Light UV Rays! The polarized lens reduces glares and reflections, great for driving, and many outdoor activities. Premium metal alloy clip is non-shrinking, impact and shatter-proof, wear-resisting and scratch-proof. Fits both metal and plastic frames, no need to buy expensive prescription sunglasses. Just clip on and go! Great for sunny days, cloudy days, rainy days, and nights. Note: Only the Gray lens one is Photochromic, the Yellow lens is suitable for night time. Details: Item Type: Polarized Clip On Sunglasses Gender: Unisex Clip Material: Metal Lens Material: TAC Color: Black Gray, Gray, Yellow, Blue Mirrored, Silver Mirrored Frame Width: Approx. 14 Flip Up Sunglasses, Clip On Sunglasses, Cloudy Day, Gray Yellow, Prescription Sunglasses, Grey Lenses, Prescription Glasses, Uv Rays, Rainy Days