Speed training: With the slides, you can do strength training and speed training at the same time. Through this exercise, you can improve the users acceleration ability, muscle endurance, and enhance the ability to adjust the direction of high-speed running. Easy to use and easy to carry: spend more time training and less time setting. This chute can be easily stored in the included portable training bag. It provides approximately 15-30 lbs. Resistance that allows you to increase your stride and frequency Multipurpose: For all athletes who train explosive power and speed at the same time, it helps to increase muscular endurance, increase endurance and accelerate speed. Whether you play track and field, football, soccer, basketball, or any other sport, Increase your speed durability with this resistance training slide: The outer cover of the resistance parachute is made of high-quality materials, soft, waterproof, sun-resistant and quick-drying; the built-in mesh panel helps to maintain stability during training, Prevents cords from tangling for less hassle and more hustle Adjustable waist belt: Extended waist belt with enough length of Velcro, fully adjustable