ProSelect? Adjustable Dog Diners are raised dog diners that allow dogs to eat in a more elevated, comfortable position. Diners have two stainless steel bowls that are dishwasher safe for easy cleaning. These raised height diners help to promote good digestion. ProSelect? Adjustable Dog Diners feature a wide H-style base and two dishwasher-safe stainless steel bowls. Eating in a natural standing position improves a dog?s body alignment Aids in digestion Bowls adjust easily with the twist of a knob Material: Stainless Steel Size: Diners with two 2-quart bowls measure 18" x 11 3/4" x 17 1/2" Diners with two 3-quart bowls measure 20 1/2" x 11 3/4" x 17 1/2" Diners with two 5-quart bowls measure 23 1/2" x 10 3/4" x 22" Specifications: 2 Quart Diner has a capacity of 64 oz/8 cups/1.9L 3 Quart Diner has a capacity of 96 oz/12 cups/2.8L 5 Quart Diner has a capacity of 160 oz/20 cups/4.7L Dimensions 23 1/2" x 10 3/4" x 22