Libbey Gibraltar DuraTuff 20 oz Cooler Glass This large 20 oz cooler glass features an octagonal body and has been treated with Libbeys patented DuraTuff thermal afterprocess for "pressed" tumblers, which gives the top portion of the glass maximum resistance to thermal and mechanical shock. When you see the embossed DuraTuff name on your product, it means youre getting the longest service life in the foodservice industry. Capacity: 20 oz Height: 6-3/4" Top Diameter: 3-3/4" Bottom Diameter: 2-5/8" Maximum Diameter: 3-3/4" SCC#: 063267 DuraTuff Treated Use Traex rack TR-11GGG with this Gibraltar DuraTuff Cooler Glass. 543212