Hero Arts - Clear Stamp - Rainbow Heroscape. Build your perfect rainbow with this HeroScape stamp set featuring six rainbow stripes, eleven sentiments, as well as stars, clouds, hearts, and a sun and moon. This set will be your new favorite for creating bright and cheery cards! HeroScapes are 6x8 inch stamp sets designed to overlay one image on top of another using different inks in order to create a fully realized design. Hero Arts clear stamp sets from genuine photopolymer which is non-toxic, biodegradable, and beautifully transfers ink to paper for a true impression every time. Cleans up easily with water or stamp cleaner. Coordinates with DI944 Rainbow Infinity Dies. Made in the USA.