Oliver Peoples Mr. Federer with Semi-Matte Dark Brown frame 。Sleek matte chocolate brown frame with warm brown lenses for a refined look. Lightweight feel and comfortable fit for daily wear. Lenses provide clear, glare-reducing vision in bright conditions. Versatile style that pairs easily with casual and elevated outfits. frame colour — Dark Chocolate lens colour — Brown lens category — Category 3 - All OTRA sunglasses provide 100% UV protection (UV400), helping block harmful UVA and UVB rays. Our lenses are designed to reduce glare and protect your eyes while you enjoy the sun. frame width — 145 mm / 5.7 in frame height — 43.5 mm / 1.6 in nose gap — 22 mm / 2 in