SIZE & QUANTITY: Floss bobbin is approximately 38mm in length, 35mm in width or 1.5 inch x 1.4 inch. Each packs contains 150pcs, good quantity for organizing your collection of threads or embroidery floss while keeping some as spare. Translucent white in color. DURABLE PLASTIC: These floss bobbins are made of sturdy plastic, excellent quality with no excess plastic on the sides, good definition in the slots for the floss. These thread organizers are durable and reusable. EASY TO USE: Each bobbin is designed with two slits on one end to hold the end of thread stuck. The hole on the other hand is for fix the bobbin onto a bobbin winder if you are using one. Use these floss bobbins to wind threads in different colors and sizes, preventing them getting twined. Label the floss bobbin with marker pen, best solution for managing your embroidery floss without worrying the wrappers slip off. WIDE APPLICATIONS: Floss bobbin can help you organize threads, embroidery floss, easily store needle crafts, prevent them from entanglement, and sort them easily and tidy. Use this thread organizer when doing sewing work, embroidery, cross stitch, needle craft and diy craft. PACKAGE INCLUDES: 150pcs floss bobbin, translucent white in color.