The McKesson Cup Holder, model 146-STDS1040S, is a practical accessory designed to allow users to safely carry cups or cans hands-free while operating walkers, wheelchairs, or rollators. This durable lightweight plastic holder features an easy-to-install clamp that is compatible with tubing diameters ranging from 5/8-inch to 1-inch, thanks to its removable clamp insert. The innovative design includes a swivel function, enabling the cup to be held at a desired angle to keep contents level. Additionally, its two-slotted design accommodates cup handles and is suitable for both left- and right-handed users, providing versatile convenience.