LatchA fresh path from the trailblazers of style, this design inspired by influential athletes is shaped with a classic keyhole bridge and the curves of rounded lens orbitals, and w e engineered it with the convenience of an interior kick up feature that lets you clip it to your shirt. Lightweight O Matter frame material with Square O metal icon accents Clip hinge mechanism that enables the eyewear to latch onto your t shirt to secure eyewear 4 base lens