yourATCstore's Brilliant Bird Cards collage sheet. These are so colorful and will just fly off your artwork. The web-ready picture does not do the real one justice! Perfect size images for ATCs, altered art, greeting cards and collage projects. These matte finish collage sheets are professionally printed and comes in a crystal clear bag for protection. Sheet measures 8 1/2 in. X 11 in. and are Acid Free.