Happy Hours - New Fast Hand Operated Knitting Swift Yarn Fiber Wool String Ball Thread Skein Ball Winder Holder Cable Organizer Management Very easy to wind your yarn into balls by simply turning the crank Hand Operated Swift Yarn Fiber String Ball Wool Winder Holder It is convenient to set up , can be put in most of table sides. Installation size: Approx. (L)12.5 X (W) 9cm / 4.9"X3.6" inch Material: Plastic and alloy