DRITZ-Box of Bobbins is a handy reusable plastic box that includes twelve empty metal bobbins. The clear top allows you to see all colors at a glance. Ideal for use with Singer 15 Class White Kenmore Seymour Atlas and many other machines. (Machine styles change frequently so when in doubt check with your machine Manufacturer). Box measures: 2H x 3W x 1D inches. Imported.