Polarized sunglasses that float in water! Never watch your sunglasses sink to the bottom again. Polarized lenses are the best for use on water and these quality sunglasses are made from specialty materials that float when dropped in. Great for fishing, boating, paddle sports and just being around water. Gray lens cools direct sun and offers natural color transmission, full blue mirror for extra protection and style. Brown lens improves contrast in a wide variety of lighting conditions including full sun, overcast and haze, purple mirror adds protection and style.