How do you properly maintain and care for safety sunglasses to ensure their effectiveness?

Apr 13, 2024 ... As category 4 lenses are reserved for very bright conditions (high mountains, water sports, etc.) and prohibited for driving, category 3 offers ... Polarized Sunglasses for Men and Women Matte Finish Sun glasses Color Mirror Lens UV Blocking (3 Pack) Category. Heritage (4)‎. Lifestyle (14)‎. Mountain (16)‎. Performance (11)‎. Youth ... 3 Lens #color_Copper / Natural leather with Spectron 3 Polarized Lens ... Mar 30, 2023 ... Filter Category 2. Filter category: 3. Description: Sunglasses for general use. Usage: Good glare protection. Filter Category 3. Filter category ... Jul 15, 2019 ... The lens tint can vary from a light tint in Category 1 to a dark tint in Category 3 sunglasses, and a very dark tint in Category 4 sunglasses. Category 3 lenses work well with wrapped frames (ask specifically for wrapped lenses) for sports and water sports. 4. Category 4 lenses filter 92% or more of ... Lightweight but super strong TR90 frame. Impact resistant & shatterproof polycarbonate lenses. Full wrap fit to keep out wind, glare & UVR. Feb 4, 2025 ... Our sunglasses are thoughtfully designed to reflect the harmony of fashion & nature. ... CATEGORY: 3. MATERIAL: PC TEMPLE MATERIAL: PC LENS ... These sunglasses provide a good level of UV protection. Category 3 glasses also provide a high level of sun glare reduction. These sunglasses are good if you ... All Roshambo sunglasses lenses are Sunglasses Category 3 in terms of darkness, which falls into line with the European standard for UV protective sunglasses.