The Tifosi Tyrant 2.0 Sunglasses. 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 fit. Adjustable ear and nose pieces for a customizable, comfortable fit. Vented lenses improve air circulation and prevent fogging. Specifications: Style: Active Frame Color: Silver Lens Color: Blue Manufacturer Fit: S, M Interchangeable Lenses: Yes Extra Lens(es) Included: - Polarized: Yes