The Yeti Stainless Steel Vacuum Insulated Rambler Colster is a 12 oz beverage holder designed to keep cold drinks cold. It features a solid silver color with a black rim and is made of stainless steel. The colster is machine washable and has a height of 5 inches and a width of 3 inches. The insulated design keeps drinks cold for longer periods of time. The model is the Yeti Rambler and it is made in China.