Vector Cup Holder -- Clip-on and Portable For Travel, Airplanes, Cafes, Desks, Tables and Wheelchairs WHATS YOUR COMPUTER AND DATA WORTH? $1,000? $1,500? $2,000. MORE? Protect your computer and data with the Vector Cup Holder HOLDS WIDEST RANGE OF CONTAINER SIZES AND SHAPES: A cup, a mug (up to 3" in diameter), a thermos, a water bottle, a soda can, a 16-ounce cup, a 30-ounce cup or even one of those little cups you get on a plane STRONG AND LIGHT, AIRPLANE-GRADE ALUMINUM: Anodized and bead-blasted finish so the Vector Cup Holder looks good wherever you use it FOLDS FLAT, EASY TO PACK AND CARRY: Less than 0.5 inches thick and weighs 3.5 ounces (lighter than an iPhone) EASY TO MOUNT AND REMOVE WITH JUST ONE HAND: Patent-pending clamping system tightly grips tables, desks, airplane trays, and wheelchair arms up to 1.5 inches thick, on and off in a second, No screws to turn