The CupFone Storage Bag is a must have for anyone that takes their CupFone with them when traveling, when switching vehicles or even when hitting the golf course, or hopping on a boat. The storage bag offers one convenient location to store all your unused base cups, the cup separator tool, any accessories and more! Have everything you need to change the fit of your CupFone in one easy to remember location. Made from strong 200 denier black nylon, the storage bag has twin pull strings that allow you to close it quickly and keep everything inside secure.