The listing is for a combination of ONE Medium size Yarn Swift and ONE Ball Winder (YBW-B). The medium size yarn swift can hold skeins up to 6-ft in circumference and is made of solid birch wood. It fits edges up to 1 3/4" thick. The ball winder is hand-operated and made of ABS plastic. It has a capacity of 4 oz and can be clamped to an object with a thickness up to 1 1/2". The craftsmanship on these winders is superior. Your satisfaction is 100% guaranteed.
The wheels of our ball winder are fully sealed so they will never eat your yarn. The wheels of our competitors winders are exposed and may eat your yarn (as illustrated in our picture).