Sew Smart, Sew Stylish! ✂️ Designed specifically for Pfaff household sewing machines. Keep your sewing space tidy and efficient. Comes with a stylish bobbin box for easy storage. 25 precision-engineered bobbins for seamless sewing. Durable construction ensures long-lasting performance. 5/16" thickness Storage box included 25 pcs included The HONEYSEW Blue Bobbins for Pfaff Household Sewing Machines come in a set of 25, each measuring 5/16" thick and 7/8" in diameter. Designed for compatibility with various Pfaff models, these bobbins are housed in a convenient storage box, ensuring your sewing essentials are organized and ready for action.