Features: Package comes with 2Pieces Sewing Thread Bobbin Storage Rings, which will make your sewing and finding thread bobbin easily. Crafted with silicone, soft flexible, easy to use to enjoy sewing more instead of searching for loose thread. Multifunctional silicone bobbin holders, industrial bobbin storage rings, embroidery thread bobbin organizers sewing machine thread storage case, keep your supply of sewing and knitting well-organized. Each bobbin holders rings size: 17x13.7x2.1cm/6.69x5.39x0.83inches. Reasonable size, light weight, easy to use and store. Keep the bobbin of sewing machine in order. The bobbin can be easily removed by hand without tangling or loosening thread, leaving your work table tidy. These spool bobbin storage rings suitable for most thread spools or thread bobbin. Large size for to hold enough bobbins for all your craft and sewing project. Specifications: Component: Silicone Color: Light Rose Redness; White; Green; Size: Approximately. 17x13.7x2.1cm/6.69x5.39x0.83in Weight: Approximately. 166g Package Includes: 2Pieces Silicone Bobbin Storage Holders Rings note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color