Little Miss Muffet Stamps - Cling Rubber Stamp "Polka Dot Pals Add-on Faces" (LMMS-210480) Deep-etched red rubber for crisp clear stamped impressions. Thick cling-foam backing; can be used with any acrylic block. Glasses are 0.44 x 1.48 inches. Measurements are given for the main stamped image. Based in Texas; Made in USA