Handy plastic organizer for machine bobbins. Filled with 50 plastic bobbins in assorted colors. Bobbins fit both front loading and drop in type machines. No more tangle threads. Double sided access for your storage needs. The box is completely spill-proof with strong front latches closure. Class 15 Bobbin. Item dimensions: 12 x 11 x 4.7cm (4.7”x 4.3” x 1.9”) .