2012年9月18日火曜日

トレーニングパラシュート! Training Parachute


これを使って体力増強。ふざけてなんかいません。

Train like the top athletes around the world with the World Sport brand Speed Chute. This training device is used in the NBA, NFL, MLB, MLS, NHL, NCAA, and in almost every top soccer team around the world. Designed to create resistance during sprint training in order to develop explosive linear speed. Comes with carry bag.
 
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