100 Pack Class 15 Clear Plastic Sewing Bobbins Compatible with Singer/Brother, Janome SA156 Machines, Polystyrene Bobbins, Standard Sizes Sewing Bobbin for Sewings Enthusiasts Beginner, Embroidery, DI

100 food-grade polystyrene bobbins with polished edges prevent thread breaks. Compatible with Brother, Singer, Janome SA156 machines, the clear design allows real-time thread monitoring and works with white thread for embroidery. Perfect for household repairs, crafts, or professional garment production. The 100-pack is ideal for bulk projects or as a gift for sewing enthusiasts.