Item Type: Bobbin_x000D_ Material: Plastic_x000D_ Function: Replace the old sewing bobbin_x000D_ Application: For Viking sewing machine 1These spools are made of plastic, are not easy to corrode or wear, have a long service life and can be reused. 2The edges of the transparent bobbin are glossy and shiny and will not break easily, so you can easily wrap the thread around them. 3The sewing machine bobbin is small and portable, easy to install and disassemble, and easy to replace. 4The spool is easy to wind, and avoids the knotting of the thread, and can complete fine sewing processing operations. 5This plastic spool is suitable for Viking sewing machine and is an indispensable accessory for household sewing work.2 x Bobbin