Description: This storage box can fit different size of bobbins. It can store bobbins of industrial sewing and machine, household sewing machine. Keep your working table clean and tidy. Specification: Item Type: Bobbin Organizer Material: Silica gel Color: Blue, Purple (optional) External Diameter: Approx. 13.5cm ( 5.3inch ) Inner Diameter: Approx. 9cm( 3.5inch ) Package list: 1 x Bobbin Organizer Notes: 1. The actual product color may deviate from the photo due to light. 2. There may be a slight deviation in the measurement of product. Features Premium Material: Made of premium silica gel material, which is environmental friendly Widely be Used: Fit for different sizes of metal or plastic bobbins Convenience to Use: Easy to remove a bobbin by hand, no welter or unwind for thread Easy to Carry: Reasonable size and lightweight, portable for carrying and using Great Organizer: It makes the machine table clean and tidy, and keep the bobbin organized