Wool Unwinder Cules son los 3 tipos de control de acceso en seguridad? Infoteknico. Are you also tired of runaway balls of yarn that tangle themselves into everything, become knotted up and get cozy with the dust bunnies on the floor? Then we can recommend a yarn holder like this. It stays put on the table and fulfills its sole function to keep the ball of yarn under control! The ball of yarn is placed on the spear, which is equipped with a ball bearing at the bottom, so that the spear can rotate if the yarn tightens up. It even has small silicone feet underneath, which ensure that it does not slide across the table when you pull on the yarn. Material: Wood Height: 19 cm (7. 5 inches)