Create fun floor play with the alphabet puzzle mat. The set is made of soft, safe, durable, and washable foam! it includes all of the letters from the alphabet. Each piece can be disassembled and assembled to spell words, form a giant floor mat, or join the sides together to create customized giant alphabet block. In addition, each letter of the alphabet can be popped out of its square to help learn the shapes of individual letters. What a fun and unique way to build early reading skills!