ART IMPRESSIONS-Cling Stamps: People Collection. Whimsical designs and high-quality rubber make these stamps a must-have for any stamper! Each one comes a 1/8-inch thick piece of repositionable cling foam and can be used with any acrylic block (not included). This package contains Cathy Caffeine: one 3-1/2x2-1/2 inch cling rubber stamp. Made in USA.