Blow past the competition when you train with the SKLZ SpeedSac. Designed to help you build explosive leg drive out of the blocks, this variable weight sled allows you to strengthen your lower body muscles by resistance training similar to metal sleds. With removable weights, the SpeedSac allows you to adjust the towing resistance, and you can also use the handles on the bags to perform various upper and lower body exercises such as lunges or front raises.
Complete with three weight bags that accommodate up to 10 pounds of sand each; will not harm or mar floors. About SKLZ As an innovator in athletic training, SKLZ is the flagship brand of Pro Performance, a premier player in the development and marketing of training aids and equipment for basketball, football, soccer, baseball, softball, and golf. With products designed for players of all ages and skill levels, SKLZ focuses on finding innovative products and methods that help maximize athletic potential and meet goals.
Located in San Diego, California, SKLZ and Pro Performance operate internationally, with their products found at major sporting goods retailers, specialty shops, and training centers everywhere. Adjustable leash length to accommodate all athletes. Won’t harm grass or mar wood floors. 3 weight bags fill with 10 pounds of sand each. Strengthens lower body muscles through resistance. Dimensions: 120L x 16W x 5H inches.
Improve 40-yard dash times, overall speed and explosiveness
Strengthen lower-body muscle groups
Adjust weight options for variable weight resistance
Includes 3 durable weight bags that can each be filled with up to 10 lbs of sand (30 lbs total)
Adjustable leash length to accommodate athletes of any size