●Competition glasses: the Arena Cobra Ultra Swipe glasses are state-of-the-art competition goggles with lenses that ensure a clear view thanks to the innovative Swipe anti-fog technology ●Swipe anti-fog protection: if the lenses are fogging, swipe 5x with your fingertips over the inside of the lenses while holding the glasses under water. How to activate anti-fog protection, which lasts 10x longer thanks to this technology ●Comfortable and safe: swimming goggles that can be adjusted to the face and nose shape thanks to the 5 interchangeable nose bridges. The adjustable strap and innovative underwire design ensure a stable fit ●For competitive swimmers: goggles with World Aquatics (FINA) approval for competitive swimmers and triathletes. The UV protected lenses are mirrored and have a low profile to minimize water resistance ●Composition: these unisex swimming goggles are made of 70% polycarbonate, 20% silicone, 10% thermoplastic elastomer and are made without PVC ●Medium dark lenses: swimming goggles for adults with medium dark lenses - ideal for swimming in different or medium light conditions