Air Top - Antifog

Description Frame Lens Nauté Sport Air Top Anti-Fog Lightweight Durable Flexible TR90 Frames 1 Year warranty against manufacturer defects For every purchase of Purple Frame Air Tops sunglasses, USA-Sport & Nauté Sport contribute a portion of the proceeds toward Lymphoma/Leukemia research .   Frame Size: Small/Medium TR90 Frames are made with an advanced nylon-based material that is formulated for strength, flexibility, and memory retention. This makes them Ultra-lightweight and durable. All Naute’ Sport frames are made of the best TR90 Grilamid Thermoplastic; Ultra-lightweight, ultra-durable, and ultra-flexible. TR90 is the ideal sport sunglass material.   Anti-Fog Lenses - These lenses have a factory anti-fog treatment that is applied during production for years of fog protection. This is a very popular feature for the active sunglass wearer. All of our Anti-fog lenses are optically correct and decentered for zero distortion. Perhaps the most important element