Stock #KG570062 – all plastic with opening top and bottom. Can be used with base and measures 15″H x 5.5″L x 5.5″W with clearance height of 4.5″H. Base can be removed and silo used as is (10″H x 3.5″W) or add leg extensions to raise to 11.5″H. Minor assembly required. Made by Kids Globe, for ages 3 & up.