About the product
- Extends the life of your tennis ball by storing them under pressure
- Screw the halves together to create a pressurized environment equal to 14 psi, which is equal to an unopened can of balls
- The balls stay at the same pressure as when you put them in there
- Tennis balls left out, will lose pressure over time. Don't waste your tennis balls. Keep them pressurized!
- Just twist the pieces together to create the pressure. Untiwst when ready to use. Simple.
- Save Money! Save your Tennis Balls!
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