This video is hosted from www.youtube.com
SPECIAL GUEST video featuring certified kettlebell instructor Spyro Katsigiannis from Dynamo. (more info in the description)
http://www.dynamo-kettlebells.com (Swedish text)
A quick video demo of kettlebell exercises to improve your boxing performance, fighting performance, strength, speed, power, balance, coordination, endurance, and more. We plan to explain more in-depth in the future.