This set of spools can be wound with different colored lines to them from being entangled for easy sorting.These plastic thread retainers help hold the threads, , and Washi tape in place, keeping the threads clean and clean, in case the threads are in a mess.The bobbin is made of high quality PET, which is durable and not easy to break.These floss are designed to keep the thread clean and of loose loose lines around.120 cardboard spools for packaging and storing tips and process lines, and a large number of spools for storing large numbers of colors.material: plasticUse it when doing cross , embroidery, embroidery, diy craft or other sewing work.Size: 1.4 x 1.5 inches / 3.6 x 3.98 cm120xWinding plateWhite color