SUPERIOR FIT: Kio interchangeable lens sunglasses are designed to provide a comfortable fit for individuals with medium to large head sizes. The M-L fit ensures that these sunglasses sit snugly on your face without causing any discomfort. Thanks to the Grilamid TR-90 frame, which is made from a lightweight and durable nylon material, you can wear these sunglasses all day long without feeling any strain.POLYCARBONATE LENSES: One of the standout features of Kio's interchangeable lens sunglasses is their polycarbonate lenses. These lenses are not only scratch-resistant but also shatterproof, making them ideal for individuals with an active lifestyle. UNMATCHED GRIP AND STABILITY: Worried about your sunglasses slipping off when you sweat? With Kio interchangeable lens sunglasses, you can put those concerns to rest. The hydrophilic rubber used in constructing these sunglasses offers increased grip, ensuring that they stay securely in place even during the most intense activities. HARMFUL UV RAYS PROTECTION: Eye protection is of utmost importance when choosing sunglasses, and Kio interchangeable lens sunglasses have got you covered. These sunglasses provide effective protection from UVA and UVB rays, safeguarding your eyes from potential damage caused by prolonged sun exposure. VENTED LENSES: Nobody likes dealing with foggy lenses that obstruct their vision. Kio interchangeable lens sunglasses tackle this issue head-on with their vented lenses. The strategically placed vents allow airflow, preventing fogging and ensuring clear vision even in humid conditions. Experience the world without any hindrances and enjoy every moment with crystal-clear clarity.SPECIFICATIONS:Type: SunglassesFrame Material: NylonWeight: 31gColour: BlackoutLenses Colour: Smoke/AC Red/ClearFit: Medium to LargeFeatures: UV Rays Protection, Scratch ResistantGrilamid TR-90 Frame - Light & Durable Nylon MaterialPolycarbonate Lens - Scratch-Resistant And Shatterproof MaterialHydrophilic Rubber - Increased Grip For Security, Even When You SweatUV Protection - Eye Protection From UVA/UVB RaysVented Lenses - Airflow To Prevent FoggingAdjustable Ear Pieces - Limits Slippage And Increases ComfortAdjustable Nose Pieces - Limits Slippage & Increases ComfortWHAT'S INCLUDED: 1x Tifosi Kio Interchangeable Lens Sunglasses 1x Zippered Case & Cleaning Bag