The SKLZ SpeedSac™ provides resistance training to help you to strengthen your lower body muscles. With 3 removable weight bags, you can adjust the towing resistance to specialize your own workouts. The adjustable leash length accommodates athletes of most sizes, and the SpeedSac™ won't hurt the grass or wood floors.
Features and BenefitsAdjustable leash length to accommodate athletes of most sizesIncludes an instructional DVD and a 6-week progressive training planIncludes 3 durable weight bags that can be filled with up to 10 lb. of sand eachWon't harm the grass or hurt wood floorsHelps you to strengthen your lower body muscles by resistance trainingRemovable weights allow you to adjust the towing resistanceHandles on the bags can be used to perform a variety of upper and lower body exercises
SpecificationsResistance: Up to 30 lb.
What's in the BoxSKLZSpeedSac™6-week progressive training plan3 weight bagsInstructional DVD