Heater Sports Trend Sports Spring Away Batting Tee Metal/plastic batting tee. Real baseball feel with no bat shock thanks to a heavy-duty spring. Weight-fillable base ensures it won't tip over. Durable design lasts longer. Hit different ball types including softballs, baseballs and mini-balls. Suitable for all ages; just adjust the stem. Reduces wear and tear for longer tee life. Reversible tee top for multiple ball types. Excellent for switch-hitting development. Improves hand-eye coordination. Increase your bat speed and power. Model #: SAEZ1999. Recommended Ages: 4 years to adult. 1-year manufacturer's warranty.