CRAF-T PRODUCTS-Metallic Rub-Ons: Color Kit #3. Simply use them with these scratch off paints. They can be used on heavy cardstock, wood, gloss paper, clay, ceramics and many other surfaces for crafting. 7 colours in this flip case. Conforms to ASTM D 4236 Case dimensions: 1-1/2 x 7-1/2 x 1/2 cm. Made in the USA.