Show the highlights of a visit to a big city or point out the qualities of your favorite teen with the Totally Clear Acrylic Stamps by Hero Arts. These stamps are part of the Second City Collection from BasicGrey. The stamps are made from 100% photo-polymer, making them pliable for easy positioning and storage. Stick one to an acrylic block (sold separately) in order to stamp accurately. Made in the USA, these stamps are non-toxic, latex-free and phthalate-free. The complete set measures 4" x 6".