Features: Suitable for Most Cups: This table cup holder has a diameter of 84MM and is suitable for most standard cups, glasses, cans, tumblers, thermoses, and bottles. With a depth of 7 cm and a U shaped groove design, it can hold cups with handles, eliminating the worry of slipping or spilling. Rotatable Design: The cup holder features a rotatable design. It can be opened when in use and rotated under the table when not in use, saving space. You can place it on the side of the table or under the table. Easy Installation and Anti Spill: No drilling or tools are required. Just clip the cup holder onto a table with a thickness of 0~4.4cm. The rubber pads avoid slipping and protect the tabletop. Your beverages will stay in place without spilling. Product material: ABS. Product Size: Inner Diameter 84MM/3.31inch, Cup Holder Depth 70MM/2.76inch