HERO ARTS- Wood-Mounted Rubber Stamp Sets. Hero Arts Wood-Mounted stamps are made with lightweight wood; foam and red rubber to give you solid stamping performance. With designs for the everyday and special occasions you are sure to find the perfect stamp. This package contains one stamp set. Available in a variety of designs: each sold separately. Size and number of stamps per set varies by design. Conforms to ASTM F963-07. Made in USA.