adidas Performance Ball Pressure Gauge This gauge is an important tool in keeping your balls at optimal pressure Most soccer balls have a recommended pressure rating of 6-8 lbs The amount of air or air pressure in a ball effects how far the ball will travel Ball ships deflated. Inflation is required. Pump not included. This gauge is an important tool in keeping your balls at optimal pressure Most soccer balls have a recommended pressure rating of 6-8 lbs The amount of air or air pressure in a ball effects how far the ball will travel during sport