Staz-on is a solvent-based ink designed for decoration on non-porous surfaces such as glass, metal, shrink plastic, cellophane, aluminum foil, leather and acrylic. You will achieve a beautiful stained glass appearance due to the transparent nature of the ink. Mild smell and safe to use. Acid-free and water soluble for easy clean up. Refill your ink pad or use it straight from the bottle.Details:Cotton white2.5" x 4.75" stamp pad size0.5 fl. oz. inkIncludes 1 stamp pad and 1 bottle of inkSolvent-based inkAcid freeWater solubleMild smell and safe to useMulti-surface