Features: 100% Brand New. Smooth edges without scratching the threads. A special gift for a friend, family member or colleague. Wrap it by hand or with a floss winder. Can be used with metal rings or other finishers It will help you save the remaining lines so that you can use them comfortably and perfectly maintain thread order You can place these loose lines on the winding plate and save them in the box for your next use. Specification Material: Plastic Floss bobbins size(approx): 1.4 x 1.5 inch/ 3.6 x 3.9 cm Size of Floss Winder: 3.5" This floss bobbin winder is hand crank operation, easy and fast to accelerating winding thread. .