GSE Games & Sports Expert is a brand of Three-Wins Imports LLC. GSE Games & Sports Expert 35 inches Blue gaming mats are made of poly-spandex fabric surface and thick non-slip rubber foam material. Great for playing mahjong dominoes poker and board games and protects your table from the friction and impact of mahjong or dominoes. Its dense material reduces the noise your pieces make and makes for a quieter game. This non-slip rubber backing material sticks tightly to the table surface and prevents it from slipping on the table. We also provide a heavy-duty nylon carrying bag so that you can better store and travel to enjoy a pleasant gaming atmosphere with your family and friends.