Inkadinkado Retro Shapes Cling Stamp Set 7 pieces. cling stamp set size: 1 sheet 6-inches-by-6-inches & 1 sheet 6-inches-by-4-inches Red rubber stamp for quality and precise stamping Self clinging and repositionable - can be used over and over again for versatile stamping Requires clear acrylic mounting block to use 7 pieces. cling stamp set size: 1 sheet 6-by-6-Inch & 1 sheet 6-inches-by-4-inches Red rubber stamp for quality and precise stamping Self clinging and repositionable - can be used over and over again for versatile stamping Requires clear acrylic mounting block to use