The SKLZ SpeedSac helps you improve 40-yard dash times, build explosive leg drive and overall speed. This variable weight speed trainer has three weights that allow you to adjust the amount of resistance. You can also use the handles on the bags to perform various upper and lower body exercises such as lunges or front raises. More versatile than speed sleds, this SKLZ speed trainer allows you to strengthen your lower body muscles by resistance training similar to metal pull sleds. Used by top athletes – train like a Pro with this SKLZ speed trainer!
- 3 weight bags fillable to 10lbs. each
- Weight bags have handles for upper body drills
- Durable ribbed hard rubber top and bottom glides easily
- Won’t harm grass or flooring
- Adjustable length leash
- Adjustable belt
- Easy to load
- Includes drills and instruction booklet
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