Get your game on with these Athletic Works Pressurized Tennis Balls. Weight: 55.5-59.4g/pc Dia: 65.5-68.5mm Deformation: 0.22-0.29inch Rebound:(20degree):135-145cm.They re ideal for all types of court surfaces and you can use them for casual play or for training for your upcoming match. They re packaged in a convenient can so you can store them away when you re done practicing. With three balls in each can you’ll have plenty for your next match or practice. Check out all the sports accessories from Athletic Works like clothing exercise equipment accessories and more so you can always be at the top of your game. It s love set match when you ve got Athletic Works Pressurized Tennis Balls.