Mercury Ultra pool & billiard table cloth is a 19-ounce weight, woolen-hybrid fabric that is finished to look and play like the much more expensive worsted cloths creating the fastest playing woolen available today. This is why it is preferred by national leagues as their cloth of choice such as APA, VNEA and BCA. If you would like to play on what the league championships are played on, this is the cloth. It has the aesthetic characteristics of worsted paired with the durability of woolen with a 75% / 25% wool and nylon blend. This unique cloth is designed for players who want the speed of worsted but don't want to pay the higher prices associated with worsted fabrics. Great play-ability at a fraction of the price!