Wire formed holders to hold scoops securely. Open cage style that will not accumulate debris. Made of rust resistant epoxy coated wire. Plastic nuts and screws provided for attaching to any vertical surface. IN PHoto (L)#1402-0 - Large, for 32-82 ounce scoops. 6-1/2" wide at top, 6-7/8" long and 3-11/16" deep. (M)#1402-1 - Medium, for 8-16 ounce scoops. 3-7/8" wide, 4-1/4" long, and 2-3/4" deep. (R) #1402-2 - Small, for 2-6 ounce scoops. 3-1/2" wide, 4" long, and 1-1/4" deep.