Train to the max with the heavy-duty Trainer. It's the perfect workout that combines kickboxing, boxing and mixed martial arts to help increase speed, strength, and stamina.
You can find this great training aid in stores and on GNC.com this holiday season: http://www.gnc.com/product/index.jsp?productId=12277443
Includes:
Inflatable bag
Boxing gloves
Air inflation pump
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