An alternative to using batting donuts, the Markwort® Power Fins Hitting Trainer allow you to work against air resistance with each swing to help build strength, increase hand and bat speed, and develop stronger wrists.
Train With Purpose:
Unique design works against air resistance with each swing to increase strength and speed
Operates similarly to batting donuts without the potential harm associated with them
This thing flew off the bat on the third swing from my 13 year old son and broke. Save your money.
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hitter9
5 years ago
Waste Of Money
Great idea...poor execution. It is cheaply made and falls apart easily. Is actually dangerous as it flies off the bat when swung. Does not supply much resistance.