Ideal for use with paint or ink pads, each foam stamp is 3" in diameter and mounted on a clear see-through top for easy, exact placement. Stamps also have a directional arrow for perfect alignment. Stamps and comfort-grip handles are color-coded for easy sorting and storage. Ready2Learn™ Giant Stampers are a great way to stamp out your own posters, wrapping paper and signs. Set of 6 includes a dimetrodon, brontosaurus, triceratops, stegosaurus, pterodactyl and dinosaur footprint. Includes reusable, clear plastic storage case. Stamp pad sold separately.Grade: PreK-2