Item Type: Bobbin Winder Rubber Tire Ring Material: Rubber Product Specification: 20 Pieces Product Use: Industrial Scope of Application: Most Scenes Inner Diameter: Approx. 24mm / 0.94in Outer Diameter: Approx. 37mm / 1.5in Color: Yellow Package List 20 x Bobbin Winder Rubber Tire Ring 120pcs: 20pcs in total, sufficient quantity to meet your needs, replace broken, damaged, cracked, unusable bobbin winder ring. 2Easy to Install: Bobbin winder rubber rings are very easy to install and remove, easy to use, stable performance. 3Rubber Material: Bobbin winder ring is made of rubber material, flexible and elastic, pull resistant, durable and long lasting. 4Lightweight and Portable: Yellow bobbin winder ring with yellow appearance, light weight, easy to carry and store, can be used anywhere. 5Perfect Gift: You can give it to sewing craft lovers, it will be a perfect gift for Christmas, Thanksgiving and Memorial Day.