From Costa, the Unisex Brine Polarized Tortoise Wrap Sunglasses feature:  For those who bleed saltwater, Costa's Brine sunglasses are one of the most useful fishing tools in any tackle box. Hydrolite's temples, co-injected, co-molding technology, and our storied 580P lens technology, these Costa men's sunglasses deliver comfort and durability to anglers whose greatest love is bending a rod. Because to some, performance isn't just nice it's necessary. Plastic/Acetate frame  Wrap shape  polarized and 580P lens technology prescription compatible Imported.