Details
Cup-Holster - The Best Anti-Spill Cup Holder for Your Desk or Table (Black, 1)

Strong Grip: High tension provides strength for even large drinks. Attaches to surfaces up to 1.75" thick with cap or 2" thick with cap removed.
Scratch free: polyethylene screw caps won't scratch surfaces.
Uses: Perfect for hot or cold drinks, mobile phones, small flower pots, virtually any small item you want out of the way. Attaches to a variety of surfaces.
Size: 4 x 3.5 x 4 inches. Weight: 8 ounces. Will hold items up to a 3.4 inch diameter. Fits most glasses, cans, cups, large to go cups, tumblers, thermoses and bottles.
Quality: We're an American family owned company. Each cup holder is proudly made in the USA! Customer satisfaction is important to us!
The Cup Holster is a desk mounting 3 position cup holder that clamps to almost any surface! Sick of cluttered desks? We were too! We developed the Cup-Holster with cluttered desks in mind. The Cup Holster can prevent costly spills and save you valuable desk space! The Cup Holster is perfect for holding cups, mugs, bags, headphones, keys, tv remotes, phones, and much much more! The clamp attaches securely to the side of your desk, and the cup holder portion slides firmly into place in one of its three positions allowing you the option to have your mug handle always face the direction you desire.