Fritted chemicals to insure color consistency. The fired color is almost identical to the stain in its raw state, & can be used at all temperatures. Always test since color can be affected by the medium they are mixed into & the firing temperature. CLICK ON "SEE DETAILS" TO VIEW SIZES & PRICES. All raw materials are packaged in reclosable tight sealing plastic containers and are labeled accordingly. 10 & 25 lb. cartons are plastic bag lined.