Pismo is a rugged sunglass style with a matte frame finish and a structural side shield which blocks peripheral sunlight. Hypoallergenic nose pads and temple pads provide added comfort. Diamond Hard® polarized lenses eliminate reflected glare and block 100% of UVA/B/C rays. The lenses are also shatter-resistant with a scratch-resistant coating. Lifetime Limited Warranty against defects in material and workmanship.