PAPER COMPANY-Clearly Better Ink Cubes. Formulated for use with clear stamps; this dye and pigment blended ink is designed to give crisp clear impressions every time. The fast-drying waterproof ink works great on paper but can also be heat set for permanence on glass; fabric; wood; plastic; metal; and clay. This package contains eight 1-1/4x1-1/4x3/4 inch ink cubes in coordinating colors. Available in a variety of different color sets: each sold separately. Acid free non-fading. Conforms to ASTM D4236; F963-95 & EN-71. Imported.