This machine is suitable for the flexible folding of leather, cloth and other materials. This machine uses one side of the sample as the inner side and the other side as the outer side to bend back and forth until the sample is damaged. Record the bending times or after bending a certain number of times to see the damage degree. Place the test piece into the fixture of the tester according to the regulations, and after a reciprocating angle of 22.5 degrees, observe the surface of the test piece with a magnifying glass for a certain number of times, and record the degree of damage and cracking, so as to require the flexural strength of the test piece. It is suitable for leather, PU coated, artificial leather, textiles and other upper materials It is widely used in Adidas ge-24 flexometer test.