Protective finishing spray for art and craft projects. Provides a permanent, protective finish for unglazed ceramics and most crafts. Seals out dirt, tarnish, stains, moisture, and salt spray indoors and out. Use to protect drawings, layouts, tempera, watercolors, prints, and photos. Also seals bisque, plaster, or wood before staining or painting. Use over non-fired stains or other paints before antiquing to provide a more workable surface. Protects silver, brass, copper, and other metals from tarnish, corrosion, or rust. Preserve documents, books, wallet cards, maps, wallpaper, murals, plaques, trophies, and mounted fabric. Waterproofs signs and displays. Fast drying. Contains no fluorocarbons. Lead free.Blair Spray Clear comes in 11.75 oz. spray cans.