SKLZ SPEEDSAC Model:Standard Dual Density blade core blade

Dual Density blade core blade technology

A sweater made in the style of the Detroit Red Wings

Flylte Technology incorporates three layers of internal 18k weave along with the external 18k weave layer

while offering elite level protection

Some Key Features:

SKLZ SPEEDSAC Model:Standard Dual Density blade core bladeBuild explosive leg drive and speed right of the blocks with the SpeedSac. 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. You can also use the handles on the bags to perform various upper and lower body exercises such as lunges or front raises.