Lightweight and durable, the Tifosi Sizzle sunglasses offer all-day comfort. The durable polycarbonate lenses are shatterproof, scratch-resistant and optically decentered for optimal clarity. Get a no-slip fit from the Hydrophilic Rubber nose pieces that increase grip as you sweat. Enjoy 100% UVA/UVB Protection from harmful sun rays. With a sporty design that suits your active lifestyle, the Tifosi Sizzle was made to move! Grilamid TR-90 Frame is lightweight and durable for all-day comfort Hydrophilic Rubber nose pieces offer a no-slip grip Polycarbonate Lenses are shatterproof, scratch-resistant and optically decentered for optimal clarity 100% UVA/UVB Protection from harmful UV rays Tifosi Glide allows the frame to slide on comfortably and provides an anti-bounce fit for activity Glare Guard lense coating reduces eye strain Lifetime Warranty against manufacturer defects.