Features a passive cooling process, so it is cordless and does not have to be plugged in Keeps milk fresh and cold for up to 2 hours, providing optimum conditions for preparing specialty coffees with milk and foam Compact cooler sleeve can be conveniently stored in the freezer overnight In the morning, the frozen sleeve can be inserted into the Glacette, where it will keep the milk in the glass milk container cold for up to 2 hours Fits Glass Milk Container Stainless steel Approx. 4.5"Dia. x 6.3"T Item Weight (Lbs.): 1.0 Imported