Large Enough to Hold All Drinks: Desk cup holder diameter: 4.7 inch, larger than the others, has a U-shape slot, fits most glasses, mugs, cans, cups, large to go cups, tumblers, thermoses and bottles etc. Anti Spill: The clip on cup holder can hold your drink sturdy on the side of your desk, no more spilling drinks on the desk and keep your desk clean and uncluttered. Sturdy Construction: The cup holder for desk is made of high-quality metal, has a bearing capacity of 11 lbs, much durable and tear resistant than traditional plastic. Easy to Install: Clamp on design, direct use, no tools required, easy install and remove by adjusting the black knob, fit table thickness from 0.3" to 2.5", e no damage to your desk Widely Applicable: suitable for organizing and storing desktop accessories such as water cups, coffee cups, pen holders, etc. in scenarios such as university dormitories, office desks, gaming desks, and painting tables. It is also an excellent choice for gift! Clip On Anti Spill Table Cup Holder, Gaming Desk Accessories