Update: The price has dropped to $19.98 with free shipping.
A best bet is the Bungalow Flooring New Wave Dead Man Party Mat (pictured), model no. 20494011827, for $14.97 with free shipping. That's $10 off list and the lowest total price we could find for this mat. It measures 18" x 27" and features a woven polyester front and neoprene underside.