Ingeniously powerful patented (US Pat. No. 9,610,487) tennis swing training aid for forehands, backhands and volleys. The product dramatically improves tennis strokes by setting the proper 90 degree angle between the racket and the forearm which is critical to (1) developing effortless power and (2) reducing the chance of tennis elbow injury by transferring the impact force from tennis elbow tendon to wrist.  Besides tennis, the PermaWrist training aid can be used with other racquet spoprts such as racquet ball and squash. Click here for more information.

Ingeniously powerful patented wrist trainer (US Patent No. D810,220) providing tactile and auditory feedback to help you feel proper tennis strokes. The SnappyWrist training aid makes a snapping sound when the wrist is laid back to form a proper 90 degree angle with the forearm which is critical to develop effortless power and reduce the chance of tennis elbow injury.  Besides tennis, the SnappyWrist training aid can be used with pickleball, racquetball and squash.  Click here for more information. 

Ingeniously powerful patented golf wrist trainer (US Patent No. D810,220) providing tactile and sound feedback when a player “cups” the lead wrist during a back swing or at the top of the swing. Click here for more information.