Tough polypropylene bobbin box organizes those loose bobbins,can be reused many times. This listing is for 2 bobbin boxes, no bobbins included Each box holds 25 machine bobbins,transparent window can exactly find your desired bobbin, more convenient for you Portable,keep those bobbins at your finger tips Compact design4 34 x 4 x 1 but still holds 25 bobbins,small size, portable, easy to take outside and it wont damage your bag Compartment Design Each spool of our bobbin box comes with a compartment to keep your spools separated and allows you to easily access and beautifully arrange the bobbins