Prive Revaux x Nyjah Kinetic Crystal Sunglasses. Like its name implies, Kinetic is built for action. This high-octane style features a classic square shape with contemporary lens colors and our patent-pending HoldTight technology. With magnets built into the temples, these glasses easily connect and stay in place, wherever life takes you. That includes hanging them off your shirt or from a pocket, or attaching them to a purse strap or the side of your bag. When you aren’t wearing your glasses, HoldTight keeps them in place and on the ready. TAC polarized lens with superior optical quality. Anti glare & scratch resistant. Blue light blocking. TNT injected front with flexible and comfortable TR90 plastic temples. Customized barrel hinges and akulon coated screws for durability. Temple wire core adds stability to maintain shape. 100% UVA/UVB protection. Imported.