Check the listing for details. Bobbin Saver Holder Sewing Machine Pfaff, Kenmore, Singer Open Box. Condition: New. Listed at 8.95 USD. Brand new , Bobbin saver to keep your bobbins organized. Keeps bobbins nice and snug . Keeps your bobbin thread from unwinding or tangling . Holds over 30 bobbins , more than the circle bobbin savers.Bobbin saver is 7 1/4" long. Works with Singer , Brother , Janome , New Home, Kenmore, Singer , Viking, Pfaff, Euro pro, Bernina , Elna, Babylock, Riccar, White and many more. Will work with metal and plastic bobbins , up to 7/8" in Diameter(just under 1") Bobbins are not included!!!! Item will ship first class with delivery confirmation. Please e-mail any questions. Thanks On Nov-12-09 at 17:49:41 PST, seller added the following information: Please note: Will fit Bobbins up to 7/8" in Diameter(just under 1") and 1/2" thick.