These sporty and durable polarized sunglasses improve your visual performance when you"re out on the water. The Diamond Hard polarized finish gives the lenses durability while eliminating glare and blocking 100% of UVA/B/C rays. The lenses are also shatter and scratch-resistant, and the floating airframes provide reassurance that your glasses won"t end up at the bottom of the lake. The thicker temples and squared-off lenses also provide added coverage. Lifetime warranty.