Size: Medium (136 x 41mm); Fits frames not exceeding 136mm width x 41mm height; Polarvation Microns-thin, Super-efficient Polarizing Dahlia in the Lens; Polarvue Polarized Lenses; Wrap around 100% UVA & UVB Protection; Hypo-allergenic Crystal Nylon frame; Case, Neck Cord, and Cleaning Cloth Included