Fatheadz Eyewear Slash XL nylon frame polarized Frame Material: Grilamid TR90 Size: XL, XXL, Frame width: 148mm Polarized lenses reduce glare and reflection providing eye comfort Provides 100-Percent protection from damaging Ultra Violet Rays (UVA, UVB), minimizing glare and visual fatigue Shipped with a convenient Cleaning Cloth Case Finally, a comfortable solution for men with larger heads