Ray-Ban RB4378 sunglasses are a must-have for all the fashion-forward people out there. The square shape and gradient brown lenses give these frames a trendy look that is perfect for any occasion. Crafted from high-quality materials, these shades are built to last. Available in havana color with polished frame finish, wear your favorite color or try them all - you can't go wrong with these stylish square shades by Ray-Ban.