Product Description: The Costa Rinconcito sunglasses offer a bold, sporty aesthetic. The rectangular frames are made from eco-friendly plastic, you can feel good about wearing these shades knowing that they&&';;re as environmentally friendly as they are stylish. The robust lenses provide protection against glare and wind so you can enjoy an unobstructed view of your surroundings. For eye-catching style when you&';re on the go, opt for these cool Costa sunglasses. Features: Patented 580 lens technology reduces haze and blur while providing greater contrast, enhanced color definition and clarity Polarized lenses reduce 99% of visible glare from water, snow, sand and pavement for increased visual acuity and decreased eye strain Lightweight bio-resin frames hold their shape even in harsh conditions Hydrolite nose pads and temple tips provide comfort and prevent slippage Glass lenses provide superior clarity and scratch resistance; scratchproof mirrors are encapsulated between layers of glass