Foam Floor Alphabet and Number Puzzle Mat for Kids, 96-Piece 100% Foam 36 Foam Tile Pop Out numbers and Letter ; Covers 36 square feet, including border Safe surface for indoor and outdoor use Foam pieces are easy to interlock and provide a safe and cushioned play surface 36 Foam tiles + 36 Pop out Numbers and Letters + 24 Pieces Border = 96 Pieces.