Material: Embroidery floss thread drops are crafted from transparent acrylic, offering high strength and water resistance. Designed for long-term use, these organizers are flat-shaped with a smooth surface that resists bendingDesign: Featuring a hole at the top for easy hanging and a larger hole at the bottom to hold floss securely. These acrylic floss bobbins are suitable for storing and organizing embroidery threads and tapestry yarns efficientlyEfficient Thread Management: Keep your leftover threads, skeins, and tapes neatly organized without knots using these spools. Easily label them with markers for quick identification during DIY projectsVersatile: These winding boards are great for DIY sewing projects, craft enthusiasts, beginners, and more. Enhance your crafting experience with this versatile tool that suits various creative endeavorsPackage Includes: This clear thread drops set includes 50 organizers, perfectly catering to your DIY sewing needs. Keep your threads neatly arranged and easily accessible Specification: Material:Acrylic Size Chart: A: 2.65cmx3.95cm/1.04inchx1.56inchB: 4cmx4cm/1.57inchx1.57inchC: 2.95cmx6cm/1.16inchx2.36inchD: 4cmx5cm/1.57inchx1.97inch Package Includes: 50 PiecesEmbroidery Floss Thread Drops Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.