SKLZ SpeedSac Indoor/Outdoor Variable-Weight Sprint Trainer
Item Number: 10919577Price: $79.99
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Product Information
Customer Reviews
Improve your stride length while maximizing your acceleration and speed with the SKLZ ® SpeedSac ™ Indoor/Outdoor Variable-Weight Sprint Trainer. The SpeedSac ™ includes three durable weight bags, each of which can be filled with up to 10 lbs of sand for the ultimate lower-body workout. The weight bags can also be used during lunge walks for additional hamstring and quadriceps strengthening.
FEATURES:
- Proven to improve 40-yard dash time and overall speed by strengthening lower-body muscle groups
- Recommended for multi-sport training
- For indoor and outdoor use
- Includes three durable weight bags, each of which can be filled with up to 10 lbs of sand (sand not included)
- Includes instructional DVD and six-week progressive training workout plan
- SKLZ
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Country Of Origin: China
Customer Reviews
SKLZ SpeedSac Indoor/Outdoor Variable-Weight Sprint Trainer
2
2
running
this is a great home exercise equipment i use it and i can run faster thn befor it is durable
July 10, 2012
cool beans
Speed training everything you have to fill it up your self
August 18, 2011
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