[Material]Manual wool balls winder is made of metal material,which is sturdy [Function]Household yarn wool winding machine,you can use it to organize the loose yarn simple and practical [Feature]Easy to use,by simply turning the crank,helps to make winding the wool and many other strings into balls a much easier,save you a lot of time [Quiet]Low noise when working,need not to worry about causing any disturbance to the families and neighbor,convenient and portable [Usage]Install the quickly winder on the desk,strengthen the button to fix it,and let loose yarn though the rotary wheel,end up a beautiful ball