Having a rough day?Get the stress buster punching bag and get away with office and home stressFeatures•  Suction cup keeps the ball securely in place for multiple poundings•  Comes with a hand pump and needle•  Big, solid steel spring keeps it bouncing back•  Weight: 1.3 lbs.•  Dimensions: 7.8″ x 7.8″ x 13.5″.