Specifications:- Overall Dimension(LxWxH): 9 1/4" x 3 1/8" x 14 9/16" (23.5 x 8 x 37 cm)- Size of Pin Back(Dia.xH): 7/8" x 1/8" (23 x 2.5 mm)- Size of Metal Shell(Dia.xH): 15/16" x 1/8" (24 x 3.2 mm)- Mylar Film Diameter: 1 3/8" (35 mm)- Machine Material: Abs- Net Weight: 3.6 Lbs (1.65 kg). Package Contents:- 1x Button Maker Machine- 1x Circle Cutter- 2x Hex Screw Wrenches- 100x Metal Button Shells- 100x Plastic Button Pin Backs- 100x Transparent Mylar Films- 2x Spare Blades- 1x Manual. Notice: - Please be careful of the blades when using the circle cutter, we recommend that children should use the machine and the cutter under the guidance of parents.