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Learn about KnockerBall

Frequently Asked Questions

How to reduce injury risk

To ensure safety and fun, please make sure to adhere to all rules outlined by the coordinators and referees. Before playing it is important to watch the training videos and read the safety guidelines. Also please visit for more information on the product. Important rules to follow: Do not run full speed into players Do not hit players from behind Do not lower your head when making contact Do not leave your feet when playing
  • All participants under 18 must have adult supervision.
  • Not for use by persons who have a waistline of 40 inches or greater.
  • Not for use with more than one person in the KnockerBall® at the same time.
  • Not for use by persons under the influence of alcohol or drugs.
  • Not for use on pavement.
  • Not for use near streets or roads with automobile traffic.
  • Not for use in water.
  • Not for use on hills or slopes.
  • Always play knockerball® on a level grass surface within a large enclosed area.
  • Always use under proper adult supervision.
  • Always properly inflate the KnockerBall® before use.
  • Always properly adjust and wear the shoulder straps and firmly grasp the inner handholds.
  • Always remove eyeglasses and any sharp or heavy objects from clothing before use.
  • Always wear shin protection as well as knee pads.
  • Never attempt any stunts unless totally familiar with the KnockerBall®.
  • It is recommended that you consult a physician prior to playing KnockerBall®. For use only by persons healthy enough for vigorous physical activity.
  • Not for use by pregnant women or persons with any medical condition such as asthma, claustrophobia, heart conditions, seizures or neck or back problems.

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*Coupons are valid online only at Coupons are valid on single items only and not valid on already discounted packages. Offer can not be combined with any other offer, coupon, package or sale price.

Due to the customization process of this product, we can not accept returns, but our expert customer care representative will always be available to make sure you are 100% satisfied with your purchase. All sales are final. Orders will be charged sales tax in IL.

WARNING: Prior to engaging in "Knockerball®" and the use of this product read all warnings and instructions. Failure to follow instructions fully may result in serious injury. Do not attempt any stunts performed here without consulting your physician first and without proper training.
MUST BE 18 OR OLDER TO ORDER. All participants under 18 must have adult supervision.
For questions please call 800-583-7250 or email