Kaisercraft CS166 Acrylic Rubber Limelight Stamp, 6.25 by 4-Inch, Clear Clear stamps are an easy way to add inked images to paper crafting projects Simply adhere them to any acrylic block ink and stamp This package contains twenty-one clear acrylic stamps mounted on a 6 x 4 inch backing sheet A photo friendly imported product Conforms to ASTM D4236