?Multifunctional Occasions?KAPVOE Sports sunglasses are perfect for cycling, MTB, riding a motorcycle, driving, skiing, baseball, softball, basketball, mountain climbing, fishing, playing golf, hiking, tennis, boating, and other activities. ?Comfortable Feeling? These photochromic mountain bike glasses are equipped with flexible temples, suitable for different face shapes. Soft rubber nose pads are anti-slip. Built-in myopia frame design, convenient for you to install glasses. ?UV400 Protection?These MTB glasses are made of high-grade lenses and ultra-light memory TR90 frames. All clear cycling sunglasses have UV400 protection, can block harmful UVA & UVB rays, safe, durable, and impact-resistant, and protect your eyes from sand, heavy wind, and strong sunlight. ?Built-in Myopia Frame?Include a myopia frame in the cycling sunglasses package, convenient for you to configure glasses. Temples of KAPVOE mountain bike glasses are flexible, and suitable for different face shapes. ?Photochromic Glasses? Lenses will change from clear to dark gray in response to the intensity of the ultraviolet, and the visual light transmission of the photochromic lens is from 85% to 15%. Effectively maintain a suitable brightness to protect your eyes in strong sunshine. Attention!!! The darkness of lens color depends on UV intensity!. Arm: 13.31 millimeters. Lens width: 137 millimeters. UV Protection Coating coating. Non-Polarized. Polycarbonate lens. TR90 Frame frame.Best Sellers Rank: See Top 100 in Sports & Outdoors. Frame Material: TR90 Frame. Frame Type: TR90. Material: PC+TR90. Color: 02-photochromic-dark Gray. Brand: KAPVOE. : B08ZJDCVCP. Manufacturer: KAPVOE. Date First Available: March 19, 2021. Department: Unisex-adult.