<b>FEATURE</b><br> Resistance training, increased explosive power, speed and core strength effectively. <br> Lightweight design, the running parachute is eqquiped with a carrying sack, easy to carry. <br> The waist belt with velcro for easy wear and take off, can be adjusted to fit 40-56in waist circumference, anti-wear, durable. <br> The running sprint chute can be used for Running, Soccer, Cycling, Speed Skating, Swimming and other projects training. <br> <br> <b>SPECIFICTIONS</b><br> Material：Polyester<br> Diameter：40in / 56in<br> Weight：9.7oz<br> Resistance：15lb (40in) / 25lb (56in) <br> Package Size：7.87 x 4.72 x 3.74in <br>