Blue Feather Spooler is a compact system for storing spools of thread with their matching bobbins. Includes a plastic bar 8" long with moveable spindles that slide into any position to accommodate any size spool of thread. The spindles are flexible to allow for some adjustment to different spool hole sizes and contain a notch at the top to keep the bobbin thread from unwinding. Will hold up to 16 small spools or 12 large spools. Spindles- Extra spindles can be purchased in packages of 12. These spindles can be used alone to simply keep your thread and bobbins together.