The Tecnifibre X-One Tennis Ball is a lively tennis ball designed for use on all court types. This premium ball is made with X D-Core technology to reduce deformation of the ball during play, which leads to consistent ball playability. The ball is covered with a woven felt. These balls are are ITF and USTA approved. 

• 4 balls per can
• Woven felt
• Recyclable metal can with plastic lid