Bobbin Box
Collins Bobbin Box is a clear case that lets you keep your threaded bobbins handy. The clear top enables you to see all colors at a glance, plus keeps bobbins organized and tangle free. Acrylic- Holds 21 regular bobbins or 42 Singer 600 Series plastic bobbins. Approximately 3 3/4"x 5 3/4"x 1 1/4".