1. The first layer of leather material, soft and durable, will not scratch or damage the glasses during use. Not suitable for thick leg sunglasses, please check if your sunglasses have thick legs before ordering, or you can return them to us for 100% risk free shopping. 2. Installation: Easily clip on the visor of the car without any tools. Installation complete Leave no dents on the visor for easy disassembly. 3. Perfect storage: One hand operation, you can only use one hand to close and open, very convenient, but also quickly find the glasses or sunglasses you need, no need to spend time looking for glasses, to ensure driving safety. 4. Please note: Do not use on cards with stripes and chips, because the magnetic design will affect the card, credit cards, door cards, parking cards away from this clip.