4 to stamp a handle parts - size 43 x 43 mm Good stamp. stamp good! The Heindesign stamps are made of red rubber. This rubber - produced from natural rubber - guarantees a fine. detailed print and an extremely long life of the stamp. The stamp motif is pressed with heat and pressure in the rubber (vulcanized). For a good handling of the stamp. the stamp rubber is adhered with a damping layer to a handle. This handle consists of a painted wooden blocks book that shows the subject in original size. In the punch assembly. the punch rubber is aligned such that the rubber adheres just below the image on the pad. So you can always just and stamp fit. • The Heindesign stamp can be cleaned with water. but should be dried quickly. • The Heindesign stamps are for paper and suitable for printing on fabric.