APPLE PIE MEMORIES-Acrylic Stamp Block Set of 3 features rounded corners beveled edges and laser polished. The great advantage in using see-through acrylic stamping blocks for un-mounted stamps is easy and precise placement of your stamped images. Un-mounted rubber stamps (sold separately) will save storage space. Cleaning acrylic blocks: for best results wash with mild soap or detergent using lukewarm water and dry with soft cloth. Size: 1.75x1.75x.75 round grip; 2x2x.75 square; and 3x4x.75 engraved alignment grid. Color: clear.