TRIWONDER 40/56 inch Speed Training Resistance Parachute Running Sprint Chute for Soccer Football Sport Power Speed Training & Fitness Core Strength Training Polyester Imported SPEED & POWER TRAINING -- Running sprint chute provides excellent resistance training for improving speed, stamina, strength, and acceleration. The resistance chute is great for sports and fitness explosive power training EASY PARACHUTE TRAINING -- Chute will release while running speeding, the faster you run, the stronger resistance it will be. The speed chute is conducive to improve muscle endurance and enhance the ability of adjusting the direction while running in high-speed ADJUSTABLE WAIST BELT -- The waist belt is connected with the resistance chute that can strengthen the stability and safety of the movement effectively. And the adjustable belt with velcro can fit 40-56in waist circumference easily, just feel free to adjust to adapt you LIGHTWEIGHT & PORTABLE -- The ultra-light running parachute can be easily blown up by the wind to increase the effect of training. Portable design that can be easily folded down to fit in the carrying bag equipped, convenient to carry and use anywhere GREAT TRAINING EQUIPMENT FOR LOTS OF SPORTS -- The speed and power resistance training parachute is a ideal trainer for Running, Soccer, Cycling, Speed Skating, Swimming, etc MaterialPolyester Diameter40in / 56in Weight9.7oz Resistance15lb (40in)/ 25lb (56in) Package Size7.87 x 4.72 x 3.74in Resistance training, increased explosive power, speed and core strength effectively. Lightweight design, the running parachute is eqquiped with a carrying sack,easy to carry. The waist belt with velcro foreasy wear and take off, can be adjusted to fit 40-56in waist circumference, anti-wear, durable. The running sprint chute can be used for Running, Soccer, Cycling, Speed Skating, Swimming and other projects training.