Tifosi Optics Track Sunglasses (BlackOut, Smoke Polarized)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 Hydrophilic rubber ear and nose pieces for a no-slip fitFeatures of Tifosi Optics Track Sunglasses (BlackOut, Smoke Polari..

Tifosi Jet Sunglasses (Matte WhiteSmoke Red Lens)Feel racy as you hit the path for a pavement pounding run in the Jet shades from Tifosi Optics grilamid TR-90 frame construction provides optimal durability and resistance to chemical and UV damage Shatterproof, decentered polycarbonate lenses help to minimize distortion and sharpen peripheral vision..