Ray-Ban Chromance Sunglasses combine a metal frame with Chromance polarized lenses for improved contrast and reduced glare. Designed for everyday use, they deliver clear vision and a modern square silhouette. Key attributes: Brown | Copper | Metal | Polarized lenses | Chromance lens technology | Category 3 sun protection | Compatible with prescription lenses | Includes original Ray-Ban case | Available in 54 and 56 sizes | Square shape | Thick metal front | Shiny finish | Dimensions & fit: 54-20-145 mm (also available in 56-20-145) | Height: 46.0 mm (54), 47.0 mm (56) | Bridge: 20 mm | Temple: 145 mm | Medium fit | Composition & care: Metal (frame) | Acetate (temples) | Glass (lens)