TAC POLARIZED LENS-100% UV400 protection coating, blocks 100% harmful UVA & UVB Rays ,Polarized sunglasses cut glare and haze so your eyes are more comfortable and you can see better. Polarized Lenses Eliminate Glare And Reduce Eye Fatigue Polarized Triacetate Lenses Are Impact And Scratch UNBREAKABLE Al-Mg FRAME-Weights only 23.8g , but they are scratch resistant, durable and unbreakable and adjustable.Lightweight AL-MG alloy design is ideal for cycling, driving, running, fishing, racing, skiing, climbing, and all outdoor activities enthusiasts. PRODUCT DIMENSIONS -- Lens Height: 52MM(2.04inches)¡ªLens Width: 63MM(2.48inches)¡ªTemple Length:148MM(5.82inches)--Nose Bridge:13MM(0.51inches)--Frame Length: 128MM (5.04 inches) SOFT RUBBER NOSE PAD,GOOD LOOK, SUPERLIGHT, STYLISH, DURABLE AND CLEAR- Fashion lines & design features create aesthetically pleasing appearance Lifetime Breakage Warranty on Frame & Lens and 30 Day Money Back Guarantee, Customers can return and get refunded in case the purchasing is not satisfactory for any reason,You have no risk to try and we will provide you the best service