The Latch has a secret feature that inspired this productâ€s name. When skating indoors or after the sun goes down you need a place to stash your shades so Latch was developed to clip onto your T-Shirt to help them stay in place. :: Men > Sunglasses. Bridge width: 21mmMen's Oakley sunglassesThree-Point Fit holds lenses in precise optical alignment while eliminating pressure\n pointsLens height: 44mmBuilt-in feature that lets you latch it to your shirtO Matter stress-resistant frame material is both lightweight and durable for all-day\n comfort and protectionPlutonite Lenses offer top UV Protection filtering 100% of all UVA. UVB. UVC and\n harmful blue light up to 400nmTemple arm length: 139mmLens width: 53mm Size: one size.