ImpressionU Thick Rubber Carving Block for DIY Rubber Stamp Making and Printing- 2in2in0.31in -Square Shape [3pc] Customize for Scrapbooking, Postcards, Invitation Cards, DIY Project (Jelly Square) Ideal for DIY rubber stamp making and printing Durable and easy to carve. No crumbling or breaking No dusting or powder on the surface. Using smooth and soft material