Foster Grant Wayfarer Style Tortoise Sunglasses Polarized with Ironman Eyeglass Strap Foster Grant wayfarer sunglasses tortoise frame polarized lenses & ironman sunglasses strap ActiVisionTM Polycarbonate lenses offer high-impact resistance,superior optical clarity and creates less distortion degigned for for strength, comfort and durability Premium-designed sport build frames 100 % UVA-UVB Protection