Product details:

Costa's Slack Tide sunglasses have a laid back west coast inspired frame that is mainly designed for more casual outings, but performance features mean these shades can be trusted anytime. The 580 lenses are sandwiched layers of different technologies that help protect your eyes. They are polarized and work to enhance natural colors and protect your eyes from harmful rays. Hrydrolite rubber makes sure the glasses won't slip, and high quality hinges are durable to stand up the rigors of most adventures. 580 lenses deliver UV protection, clear vision Stylish frame design looks great anywhere Hyrdrolite rubber makes sure the glasses stay put Costa Technologies 580P Lenses 580P lenses are made of a polycarbonate material for enhanced durability. Layers of sandwiched technology work together to cut haze and blur for crystal clear vision. The lenses also block harmful HEV light and filter certain yellow wavelengths, resulting in enhanced natural colors. These lenses are 100% polarized and scratch-resistant. 580G Lenses 580G lenses are made of glass, which delivers the best clarity of any lens material. Layers of sandwiched technology work together to cut haze and blur for crystal clear vision. The lenses also block harmful HEV light and filter certain yellow wavelengths, resulting in enhanced natural colors. These lenses are 100% polarized and scratch-resistant. Hydrolite Hydrolite is a proprietary, hypoallergenic rubber that prevents slippage. It is on comfort spots such as nose pads and temples.