CRAF-T PRODUCTS-Metallic Rub-Ons: Color Kit #4, Simply use your with these rub-on colors, They can be used on heavy card stock; wood; glossy paper; clay; ceramic; and many other craft surfaces, 7 colors included in this flip-top case, Conforms to ASTM D 4236, case measurements: 1-1/2Lx7-1/2Wx1/2D inches, Made in USA, SKU: NMG15619