Quantity:Black and white color, 12pcs each color, 24 pieces embroidery floss bobbins. Thread drops for needlepoint, cross stitch or embroidery. These are well made. These floss drops are reusable and easy to label with floss number stickers. Floss not included. Material: Each thread drop is made from acrylic are stronger and waterproof than cardboard bobbins can reusable for many years. Flat shape with smooth finish and not easy be bent, so the floss doesnt snag. Acrylic Thread Drops: Acrylic thread keepers in bottle opener shape with holes in the to for hanging and a larger hole in the bottom for your floss. These drops keep thread and tapestry yarn for each project stored and organized. Organize Thread: Thread bobbins perfect to keep remaining thread, skein, tape organized, untangled. Easy to label them with marker and ready for your next using. Advantage to clear thread drops you can see your writing/symbol from either side. Wide Application: Cross stitch tread bobbins embroidery thread finishing tool. Help you to save thread, skein, tape,let you convenient to use, in case various threads will be in chaos. It's a perfect gift for your wife, mother and sewing enthusiast.