Its designed to open and close easily with one hand single push without having to look up when driving, and it closes really safe so no worries about the glasses falling down while driving.Main Features Our Sun Glasses Holder is perfectly designed to fit all cars, SUVs, and trucks visors. Fits all glasses and sunglasses even thicker ones. Its designed to open and close easily with one hand single push without having to look up when driving, and it closes really safe so no worries about the glasses falling down while driving. Our Car Sun Visor Eyeglasses Organizer Box is made of the highest quality ABS materials. It also includes a soft velvet material inside to keep your glasses safe from scratches for years to come. It has 2 small slots for credit cards, gas cards, or any tickets or receipts. Our Sunglasses Case installs easily, just clip the case over your sun visor, it attaches with a double snap clip design so its strong enough to hold up and not move. The clip is flat and a little bit wide so it will not leave any marks on your sun visor. Great design not to block your view from driving.