WOLSEN Non-Slip & Non-Toxic Durable Dual Playing TV Dance Mat with high-Elastic EVA foaming Technics & 218 Songs Showdown Plug N' Play Mat for TV WOLSEN Dual Playing TV Dance Mat is made of non-toxic PVC materials for your health! Bored with few songs? Up to 218 songs are available for you to enjoy dancing! Get tired of playing with cold machines? Try WOLSEN dual playing dance mat and compete your friends! Do not worry about injury and pain anymore! The bottom layer is made with highelastic EVA foaming technics which is comfortable and soft. High-density sponge for the medium layer also extends utmost using lifetime of the product No need to download or install anything! Just plug it into TV and enjoy the game!