The TIFOSI Wisp Series Sunglasses, Matte Black Frame, Smoke / AC Red / Clear Lens (T-I900) 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 comes your way. Lens installation/removal is fast and easy. These are the suglasses to choose if you enjoy spinning down the open road, jogging to your favorite beats, or flying through the shaded woods. Dial in your Tifosi Interchangeable sunglasses with Smoke when the sun is high and the skys deep blue, AC Red for sunny-to-cloudy conditions, and Clear for low-light. The frame is 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 Adjustable Temples are designed to increase grip when in contact with sweat. Hydrophilic rubber resists aging and UV breakdown. Adjustable temples allow for a customizable fit and increased wearing comfort. Reflective lens coating reduces glare and decreasees eye fatigue while still allowing the wearer to distinguish terrain breaks. Hydrophilic Adjustable Nose Pieces are designed to increase grip when in contact with sweat Hydrophilic rubber resists aging and UV breakdown. Polycarbonate Decentered Lenses feature high impact resistance: flex instead of shattering upon impact. Optical clarity: decentering eliminates optical distortion and magnification. 100% UVA/UVB protection with all lenses. Ventilated Lenses decrease fogging and help cool the wearer.