Bobbins for Sewing Machine Application scene: high-quality general sewing machine bobbin, very suitable for sewing factories, household sewing machines, sewing thread collection and induction, DIY and other uses. other projects.Compatible with all common domestic sewing machines. Sewing Machine Bobbin Material: High-quality high-strength plastic sewing bobbins have a longer service life and can be reused, and parent color sewing bobbins will not affect the true color of the sewing thread. Package Included: Contains sewing machine bobbins, 1 parent storage box for perfect storage of sewing machine bobbins. Colour: parent Material:plastic Box size 14.5 x 12 x 2.5cm/12 x 10 x 5cm/12 x 10 x 2.5cm bobbin size: height 1cm diameter 2cm inner diameter 0.7cm<br><br>Package Contents: 36 x bobbin 1 x Storage Box / 50 x bobbin 1 x Storage Box / 25 x bobbin 1 x Storage Box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.