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 hydrophilic rubber nose and temple     Polarized Lens Technology   Tifosi Optics Polarized lenses offer exceptional strength compared to acrylic polarized lenses and superior optics to traditional polycarbonate lenses.

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 Interchangeable Lens Technology Tifosi Optics Interchangeable sunglasses feature decentered shatterproof polycarbonate lenses to virtually eliminate distortion, give sharp peripheral vision, and offer 100% protection from harmful UVA/UVB rays, bugs, rocks, or whatever

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 pieces for a customizable, comfortable fit     Fototec Lens Technology Fototec lenses with variable tint technology (T-V) adjust rapidly to changing light conditions for superior clarity and protection. In bright sun, microscopic