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: 21mmBuilt-in feature that lets you latch it to your shirtLens height: 44mmMen's Oakley sunglassesTemple arm length: 139mmPlutonite Lenses offer top UV Protection filtering 100% of all UVA. UVB. UVC and\n harmful blue light up to 400nmO Matter stress-resistant frame material is both lightweight and durable for all-day\n comfort and protectionLens width: 53mmThree-Point Fit holds lenses in precise optical alignment while eliminating pressure\n points Size: one size.