Neoprene Imported Floating Eyewear Strap - Never lose a pair of sunglasses again! Able to float up to 15g, the Chums Neoprene Retainer delivers the right amount of buoyancy to keep your glasses safe from sinking in oceans, lakes, or pools Lightweight & Comfortable - Made of 16" of durable neoprene, this adjustable eyewear strap dries quickly and feels soft against the skin, perfect to wear during all-day adventures Large Frames - Designed to fit most bigger shades, the Neoprene Classic Eyewear Retainer features lock-stitched ends that slip over most larger eyewear frames. Looking for a tighter fit? Simply tug the retainer forward down the frame for greater security. If you're looking for a more customized fit, try the Chums Slip Fit Retainer. Ideal for Every Adventure - Chums are made to go wherever you roam! Perfect for kayaking, boating, fishing, swimming or even for keeping eyewear safe during day hikes or family vacations Lifetime Warranty - Since 1983, Chums has been trusted by millions to protect their gear. All Chums products are high-quality, designed with you in mind, and come with a lifetime warranty against manufacturer defects