Tim Holtz Cling Mount Stamps: EtceteraEight deeply etched red rubber cling mount rubber stamps that adhere to any clear acrylic block. We highly recommend using them with Tim Holtz Grid-Blocks.15¢ measures approximately 1 11/16" x 1 1/8", balance sheet (lower right) measures approximately 2 3/4" x 4 5/16".Stamps come on a 3-hole punched sheet for easy storage.