Cup holder Cup holder A cup holder is a device, such as a zarf, to hold a cup or other drinking vessel. It may be free standing to hold cups securely on a desk or other flat surface, or in a tree style to store sets of cups in kitchens. They may be built into automobiles or chairs, or fixed to the walls of airplanes, boats, buses and trains. The development of the drive-in restaurant was a step in the cup holder's development. Servers would attach a tray that hooked over the car's side window, which needed to be left up a
Cup holder of them. Over time, automotive cup holders have become larger and more sophisticated, so that they can hold a variety of different cup sizes securely. Many offer spring-loaded holders that clasp the cup securely, no matter how large or small. The development of ever-larger cups by fast-food chains and convenience stores in the United States has proven a challenge to automotive designers; many fast-food chains now offer 44 fl.oz. (1.3 L) drinks. The automobile cup-holder has also driven the development of "car cups" designed to fit within most cars' cup holders; these have a narrower base but flare outward after