1.[Speed Training and Acceleration]: With our drag chute, you can do strength training and speed training at the same time. Through this exercise, it can improve the user's acceleration ability, muscle endurance, and enhance the ability to adjust the direction during high-speed running. 2.[2 Umbrellas]: The speed chute is 56 inches in diameter. Depending on the speed, each running parachute can approximately 11 - 33 lbs of resistance. The detachable design enables you to use one or two parachutes flexibly according to your training needs. 3.[MULTI-PURPOSE USED]:The speed chute is suitable for all athletes who want to train explosive power and speed simultaneously, helping to increase muscular endurance, improve stamina, and accelerate faster. Whether in track and field, football, soccer, basketball, or any other sport, using the parachute for speed training can improve your speed. 4.[Adjustable & Easy to carry]: The fully functional unit includes a parachute and a belt with velcro closure, and it easily folds down to fit in the included carrying bag.