SPEEDSTER Dual Resistance Trainer - 2 Athlete Resistance and Speed Training Equipment - 36" Loops on Each End Effective partner power, acceleration, agility and speed drills Slip on and go design makes drills quick and easy! Perform short sprints, lateral shuffles and explosive forward and backward movements Train like the pros! Speedster Training Gear is used by athletes, coaches, organizations and team worldwide. Made in the USA. Includes 1 year warranty.