It can hold 28 different colors of thread and spool, enough for daily use, protect the spool from scratch and dust, and the spool and string will not be in a mess Customized mold size can fit the shuttle core perfectly. There is no bobbin unfolding and rolling. No winding, please put all bobbins in a safe place It can protect spool from scratching and dusting. Prevent the sewing bobbin from falling. You can easily store and manage sewing machine spools The bobbin bin finisher is completely suitable: the independent groove in the bobbin memory can fix the bobbin and prevent the bobbin from sliding everywhere. With this bobbin box, the bobbins of these singers will not be disordered and your hands will sew them orderly Embroidered floss storage box, with unique clasp design, easy to open and close. It makes it easy for you to put the spool in and out of the box