Description: 【High Intensity Resistance】: Made of nylon material, this resistance running training belt provides powerful resistance to help users enhance their training intensity during running, sprinting, or dragging energy sleds, significantly improving athletic performance. 【Comfortable Shoulder Straps】: Equipped with wide and soft shoulder strap design that effectively disperses shoulder pressure, providing good comfort and preventing discomfort during long training sessions. 【Adjustable Back Strap】: The length of the back strap can be adjusted to suit users of different heights and body types. It ensures a secure fit that is not easy to slip off and meets various exercise needs. 【Multipurpose Design】: Not only suitable for running and sprinting training but also can be used for strength training, speed training, agility training, etc., helping to comprehensively improve athletic ability. 【Product Specifications】: Made from nylon material with a resistance rope length of 150cm and a height of 40cm for the resistance band itself. Specification: Material: Nylon Size Chart: Pull Strap length: 150cm/59.06inch Harness height: 40cm/15.75inch Package Includes: 1 Sled Pulling Harness Note: Please allow slightly errors 1-2cm differences due to manual measurement.