1.Material:genuine cattle bone

2.Size:200mm(length)*(15-24)mm(width)*6mm(thickness)

3.Unit weight:around 40grams/pc

4.For hand folding any size sheet of paper

5.It's a great gift for commercial Printers,Binderies,Schools,Hobbyists and any craftsperson

6.A bone folder or bonefolder is a dull edged handtool used to fold and crease material in crafts such as bookbinding,cardmaking,origami and other papercrafts where a sharp crease or fold is needed.

Often made from the leg bone of a cow,there are also synthetic alternatives made from plastics. However those made from bone may be less prone to leaving residues on the workpiece.