From Costa, the Whitetip Blackout Polarized Sunglasses feature:  This fearless and curious shark leads a migratory life that generally leads to warm tropic waters. So take a cue from an apex predator and head to your favorite flats with these medium-sized sunglasses. The core-styled frames feature gripper temple holes, cam-action pin hinges, and a vented front to give you the eye of the shark while you scan clear waters for bones and GTs. core-styled frames feature gripper temple holes, action pin hinges, and a vented front Plastic/Acetate oversized frames polarized lenses prescription compatible Mirrored lens treatment Imported.