You won't be disappointed when you purchase PRO-SPIN SPORTS Ping Pong Balls. Never deal with easily cracked or dented balls again. PRO-SPIN table tennis balls can survive any serve or smash, no matter how much fun you have while playing! Seamless construction for consistent and accurate bounce during playMade from poly plastic material - safer and more durable than traditional celluloid (and better for environment too!)40+ diameter (40mm) and 2.9g in weight Immediately notice the difference in quality when you play with PRO-SPIN SPORTS ping pong balls. Each ball goes through rigorous testing to meet the standards issued by USATT (USA Table Tennis) and ITTF (International Table Tennis Federation) How To Care For Your Table Tennis Balls Avoid storing in direct sunlightAvoid storing in a room with a lot of moisture (e.g.
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