Tifosi Vogel 2.0 - Tortoise - The Vogel 2.0 has evolved and adapted to the ever-changing market. Built for sports and leisure, Vogel 2.0 offers both a sleek design and technical features to enhance your performance. - 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. Adjustable hydrophilic rubber ear and nose pieces for a non-slip, customizable and comfortable fit. - All Tifosi Optics eyewear provides 100% protection from harmful UVA/UVB rays.