Walmart offers the Cap Barbell 12-Piece Puzzle Equipment Mat, model no. MT-1112AZ, for $6.49. Choose in-store pickup to avoid the $4.97 shipping fee. That's tied with our mention from two weeks ago and the lowest price we could find now by $9. Each piece measures 12" x 12" x 1/2" and is mold- and mildew-resistant.