This asymmetrical shape is funky and style-forward, but totally wearable at the same time. With colorways that are just as cool as the frames themselves—from navy to lemon drop—Birdie is a must-have in your sunnies collection. Hand polished polycarbonate frames Premium scratch resistant lens with hydrophobic coating Polarized lenses offering 100% UV Protection providing superior color contrast Internally reinforced stainless steel spring hinges.