Generic Imported 50Pcs Clear Resin Sewing Machine Bobbins Description: Brand new and high quality Set of 50pcs clear bobbins suitable to almost sewing machine Durable sewing machine accessories Inner diameter: 6mm/0.23inch Outer diameter: 21mm/0.82inch Height: 10mm/0.39inch Material: Resin Color: Clear Package Includes: 50 x Bobbins Note: Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above. Meanwhile, please be reminded that due to lighting effects, monitor s brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item.