21 Ring Binding Comb For A4 Paper 10mm Black 100-Pieces

Plastic "comb binding ring". You can create original notes on paper with holes Since the product can be cut, it can be cut to the appropriate size.

12mm ring can binding 90 sheets of A4 paper, 10mm ring can binding 55 sheets of A4 paper, 8 mm ring can binding 40 sheets of A4 paper , 6mm ring can binding 20 sheets of A4 paper.