Knitting looms are a fun and simple way to knit. You can make hats; booties; scarves; and so much more with this set of looms. Each of the colorful plastic looms is a different diameter for different sized projects and complete instructions are included to help get you going. This set includes four plastic looms (8-3/4; 13; 17; and 21-1/2 inches long); one hook; one needle; and instructions.