Alphabet Letters and Numbers Foam Puzzle Square Floor Mat, 6x6-Inches, 72-Pieces PUZZLE MAT: 72 multi-colored foam interlocking tiles, puzzle mat with removable letters and numbers. Fun alphabet letters & numbers puzzle mat will make any room nice and colorful EDUCATIONAL: Learn to recognize 26 alphabet letters and 10 number that pop out & 7 colors INCLUDES: 72 pieces (2 sets of each letter and number), each pieces measures 6" x 6". Puzzle mat tiles are easy to interlock and provide a safe and cushioned play surface BRIGHT COLORS: Multi-colored foam interlocking tiles, puzzle mat with removable letters and numbers. Provides a cushioned surface covering 18 sq ft SAFE: 100% Safe and Non-Toxic FDA approved BPA free material. ASTM CPSC Tested and Certified. Made of EVA foam (0.4" thickness)