This wheel was designed for the smaller person or child. Like all Babe wheels, it is made of PVC pipe. This is so light you can lift it with your pinkie!Available as single or double treadle. Pinkie is made with 3/4" Furniture PVC and uses a 12" OD wheel chair wheel which has two ball bearing so it turns very easily. The orifice is 20-1/2" from the floor. Comes with 5 bobbins (2 Standard bobbins; 2 Lace bobbins; and 1 Ply bobbin), 2 lazy kates, Spinning Babe's Booklet, a 1/4 pound of Brown Sheep roving and Babe's Sure Foot to keep it from sliding on the floor. The wood treadle(s) is for the smaller foot, measures 4" wide X 9" long; Measures 15" X 10-1/2" X 22-1/2". Have fun spinning yarn on your Pinkie.