Bobbin Box Organizer with 28 Bobbins Threaded with Assorted Color Thread by Tidy Crafts Bobbin Box with 28 Bobbins w/ thread- assorted colors as shown Dacron 402 polyester thread, plastic bobbins loaded bobbin box Tough Polypropylene organizer with foam insert included, keeps thread intact Fits newer models of Elna, Janome, and Kenmore sewing machines, cannot guarantee all vintage machines Great to have on hand for mending, sewing on buttons, etc.,great compliment to any person sewing professionally or as a hobby.