Educational Insights Alphabet Rubber Stamps Jumbo - Uppercase 1" Stamp letters, the alphabet, words, and sentences! Set of 26 jumbo-sized uppercase letter stamps measuring 1" each. Comes packaged in durable, clear plastic storage case. These high-quality rubber stamps with easy-to-grasp handles are the perfect size for little hands. Use with Washable Jumbo Stamp Pad (sold separately).