This rubber stamp allows you to carve your own individual stamps. Simply transfer your template to the stamp block and create your stamp using your carving tool. The firm structure of the rubber allows you to carve even the finest lines. No crumbling What is the difference between white and blue rubber stamps? The blue stamp pad is ideal for fine work as it is firmer and slightly less elastic.The white rubber stamp is softer. It also allows children to cut it easily. It is also thicker than the rubber stamp and can therefore be processed very well from both sides.