What is the use of tumbler in bathroom? Most people will use the tumbler as a toothbrush holder; however, many people may opt to use their bathroom tumbler as a mouthwash cup or for just grabbing a quick drink of water before going to bed. This easy to assemble Royal Range's Glass Tumbler Holder is a nifty modern wall-mounted tumbler solution for your bathroom. Features: - Offers a round classical design whilst sporting subtle detailing - Simple yet elegant - Perfect for any décor style Manufactured from a mixed metal alloy with a chrome-plated finish, the Royal Range provides a quality accessory choice.