The Ferrata transforms the clunky glacier goggle into an everyday adventure (and style) icon. Blending contemporary design details with functional alpine features like perforated, removable side shields and center piece, the Ferrata delivers premium sun protection with class. The large square frame is ideal for guys and gals with wider heads, or anyone who just loves a large pair of shades. Coverage: HighWrap & Angle: Medium Temple Width: 145mmBridge Width: 21mmLens Width: 53mm Ferrata features Helio polarized polycarbonate lenses that block 100% UVA/UVB/UV400 wavelengths and pass the FDA basic impact test. Choose from a wide range of VLT (Visual Light Transmition). Curve: Base 4Category: 3 Silver: Mirror, Grey tint, 10.3% VLTBronze: Amber tint, 10.9% VLTForest: Green tint, 9.8% VLTAmber: Amber Tint, 10% VL