1. Conveniently holds 2 pairs of glasses/card/ticket/documents.
2. You can adjust it according to your requirements with 360 degree rotation system.
3. Fits all glasses and sunglasses,and also can hold cards,tickets,pens or documents, and many different things in place.
4. Safe for driver - easy to use while on the go.
5. No buttons or moving parts,just clip onto sunvisor or into car vent.
6. Store and protect your glasses: Don't put your expensive reading glasses or sunglasses to compartment where you have other things which could scratch them.  
7. It fits to all type of visors and it's easy to install and remove.