I] Made of Grilamid TR-90, a homopolyamide nylon characterized by an extremely high alternative bending strength, low density, and high resistance to chemical and UV damage.
II] Hydrophilic rubber ear and nose pieces for a no-slip fit.
III] All Tifosi sport and lifestyle lenses provide 100% protection from harmful UVA and UVB rays.
IV] Tifosi's proprietary glare guard lens coating reduces eye strain.
Since 2003, Tifosi has offered outdoor enthusiasts the most technically advanced sunglasses on the planet. Now the same performance is available with prescription lenses for 23 different frame options. Digital Rx, featuring digitally back-surfaced lenses are available through Tifosi authorized labs.