Adjustable waistband-hook and loop closure belt is suitable for all body types (up to 42 inches at the waist), the belt is rotated 360 degrees and has a free motion ring, which means you can sprint in any direction. Excellent help for runners - Provides excellent resistance training to increase speed, endurance, strength and acceleration of the slide during overspeed training. Durability - Manufacture high quality parachute cloth with built-in mesh panel to prevent rope entanglement and help stabilize the chute during training. Versatile - whether you're track and field, football, football, basketball or any other sport, you can use this resistance training chute to increase your speed and a perfect product for long distance runs. Feature: Fully functional unit includes parachute and belt with closure Mesh panels provide stability and reduce shifting Chute opens as running begins and attaches with an easy adjusting harness Quick release strap provides easy release into overspeed Easily folds down to fit in the carrying bag included Specification: Color: Black Material: Polyester Adjustable Waist: Max 106 cm (42 inch) Resistance: 5-15kg/11-33 pounds Package Contents: 1 * training resistance umbrella 1 * storage bag Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.