Two configuration options for bobbin capacity 33grid configuration: about 10 x 17 cm (3.94 x 6.69 in) 66grid configuration: about 17 x 20.5 cm (6.69 x 8.07 in) Designed to hold your sewing bobbin set Key benefits and features Keeps bobbins neatly stored and easily accessible, reducing time spent searching Clear capacity options to match your daily needs: 33grid or 66grid Suitable for a home craft area, workshops, or gatherings Large enough for daily use, supporting routine sewing tasks Practical bobbin case that is easy to open and close for quick access Use scenarios At home: place the 33grid or 66grid box at the sewing station to keep all bobbins within reach during projects In a workshop or classroom: use the box to organize shared bobbins, helping keep the workspace tidy and efficient At craft fairs or sewing club gatherings: transport and store bobbins securely, enabling easy access during demos or group activities