Tifosi Pave Sunglasses Features Tifosi Pave Sunglasses Brow made ofGrilamid TR 90, a homopolyamide nylon characterized by an extremely high alternative bending strength, low density, and high resistance to chemical and UV damage Hydrophilic rubber ear and nose pieces for a no slip fit Adjustable ear and nose piecesfor a customizable, comfortable fit Weight 29 grams Fit medium to large Interchangable Lens Tifosi Optics Interchangeable sunglasses feature decentered shatterproof polycarbonate lenses to virtually eliminate distortion, give sharp peripheral vision, and offer 100% protection from harmful UVAUVB rays, bugs, rocks, or whatever comes your way. Lens installationremoval is fast and easy. Tifosi Golf sunglasses feature three lenses designed to improve your game. Our GolfTennis GT lens is color neutral, great for full sun, and high contrast so you can quickly spot your ball in flight. The Extreme Contrast EC lens fiilters blue light and was designed specificallly as a green reader. Its unique properties help you pick up subtle breaks on the green as you plan your next putt. AC Red is a great contrast lens for overcast conditions. Tifosi Golf Sunglasses Tifosi Golf sunglasses feature three lenses designed to improve your game. Our GolfTennis GT lens is color neutral, great for full sun, and high contrast so you can quickly spot your ball in flight. The Extreme Contrast EC lens fiilters blue light and was designed specificallly as a green reader. Its unique properties help you pick up subtle breaks on the green as you plan your next putt. AC Red is a great contrast lens for overcast conditions. FAQs What do the interchangeable sunglasses include Tifosi Optics Interchangeable sunglasses include three or four lenses to use in different lighting conditions, an eclipse hard case and a microfiber cleaning bag. Tifosi Optics offers three interchangeable lens systems Standard, Golf and Polarized. Standard systems come with Smoke or Brown, AC Red and Clear. Some Standard systems also come with Yellow lenses. Golf systems come with GT, EC and AC Red lenses. Polarized systems come with one Brown or Smoke Polarized lens, AC Red and Yellow. What is UV protection Ultraviolet UV radiation is part of the natural radiation found in the invisible light spectrum. There are 3 ranges of UV UVA, UVB and UVC. Prolonged exposure to UVA and UVB rays may increase the possibility of significant eye damage, including temporary discomfort to long term vision problems such as cataracts. All Tifosi Optics lenses offer 100% UVA and UVB protection. Is lens color important Yes! Tifosi offers a wide variety of lens tint options to su