36 pcs transparent plastic bobbins per set, providing ample supply for everyday DIY embroidery and sewing. Keep them close to your sewing machine for quick access. materials: plastic, durable and reusable. The bobbins have smooth edges to prevent threading issues and reduce the risk of fraying or snagging threads. Keep organized: packaged in a single clear plastic case that protects the bobbins and helps you collect and classify them easily. Each bobbin has its own designated spot, making storage and retrieval neat and convenient with no clutter. Wide compatibility: standard size designed to fit most home embroidery and sewing machines, including Brother, Babylock, Janome, Singer, Kenmore, Juki, Elna, Quantum Futura, and more. Practical use and gifting: suitable for grandmothers, mothers, wives, sewing enthusiasts, and beginners who want reliable, organized bobbins for routine sewing and embroidery tasks. Use scenarios: Multicolor embroidery projects: preload and organize bobbins by color to enable fast thread changes during complex designs. Garment repairs and alterations: keep a selection of common thread colors ready for seamless topstitching and seam matching. Sewing classes or clubs: portable, organized kit that instructors can provide to students for efficient, mess practice. Performance notes: smooth edges ensure reliable thread feeding and reduce thread breaks, supporting smooth operation across a range of fabrics and projects.