Plastic binding combs: Color: white, black, blue, yellow, green, red, and according to your requirements. Size: 6-51mm Plastic binding combs:Color: white, black, blue, yellow, green, red, and according to your requirements.Size: 6-51mmPacking: 6-20mm, 100pcs/ white box 22-51mm, 50pcs/ white box Plastic binding combs