Franklin Sports' X-40 Pickleballs are made for premium play and performance and is the Official Pickleball of the US Open Pickleball Championships and of USA Pickleball! Designed with precision-drilled holes and constructed from durable polyethylene, the X-40 outdoor pickleballs are built to outperform and outlast other pickleballs on the market. The 40 holes on each pickleball ensure steady flight patterns and reliable spin on every ball for a consistent feel to your pickleball games. The ultra-durable polyethylene roationally molded one piece construction prevents denting and cracking even on outdoor courts, so you can keep playing all season long. These X-40 pickleballs have also been rigorously tested for reliable bounce and spin, so you can make the perfect shot. Plus, the vibrant, neon coloring makes it easy to track the ball through the air for increased visibility on all court surfaces. Designed according to USA Pickleball (USAPA) size and weight regulations, these official size outdoor pickleballs are perfect for recreational and tournament play. The X-40 is used as the ball of choice at hundreds of tournaments nationwide each year, so practice with the ball you compete with-grab your set of X-40 outdoor pickleballs today!