HONEYSEW 25pcs/Box plastic Colorful Bobbin Universal 2518P For Brother Babylock Singer Juki 25pcs/Box plastic Colourful Bobbin Universal 2518P Brother Babylock Singer Juki sometimes color littel different, but make sure 5 different color STANDARD SIZE TO FIT MOST SEWING MACHINES  Bobbin size: Size A, Class 15, can use for most sewing machine like brother, babylock, janome, Kenmore, singer etc. Perfect for anyone just starting out with an embroidery machine or a sewing machine