For a contemporary look, pick these unisex Costa Mariana Trench 220 eyeglasses. With rectangular frames, the glasses highlight the features of square, oval, round, and heart-shaped faces. The full-rim glasses feature lightweight yet durable acetate, which is also hypoallergenic. Extra durability comes from the stainless steel barrel hinges that help the glasses retain their fit and shape. Skull temples wrap around the ear to ensure the eyewear stays put. These acetate-frame eyeglasses have a saddle bridge that balances the frames across the nose for additional comfort. With the brand name on the temples, the glasses are sure to get you some attention.