This plastic floss bobbins comes with ring. Organize your thread for a project or just for easy storage. These plastic bobbins are easy to wind. Feature an area to write the DMC color number on the front and hole for looping on the included 2-1/2-inch keyring. This package contains twenty-eight floss bobbins. Measures 1-1/2-inch length by 1-1/2-inch width.