Product DescriptionSled Harness Workout Resistance Trainer to Improve Speed, Stamina and Strength(5.1FT)weight training sled kit is suitable for indoor and outdoor high intensity interval training. You can push, pull and sprint for a well-rounded workout that will improve speed, explosiveness and agility. The wider Shoulder straps helps you reduce stress during heavy training, making it ideal for improving running speed and strength training.SpecificationMaterial: stainless steel, nylon webbing.Color: black.Harness waistlinemax 46in.Vest height: 16.5in.Resistance band length:5.1FTBearing weight: no more than 3300lbs.Package Including:1x Durable vest1x Pull Strap(5.1FT)1x Carry BagMultifunctional fitness equipment is ideal for improving running speed and strength training.The unique design is perfect for tire pulling, soccer training, marathon resistance training, and team sport speed agility training.Wide and comfortable shoulder straps design.Double security - professional big snap.Sturdy sled sling fitness equipment.Multiple size options to meet your fitness needs.Spring BuckleBuckles are made of high quality iron galvanized forgings with rust and corrosion resistance, strong and solid, scientifically designed sturdy structure.Plastic SnapSnap fasteners use thicker fasteners, thicker material is stronger, more durable and higher weight bearing.Wider Webbing ShouldersShoulder pads are fully ergonomic and padded with foam to eliminate shoulder fatigue or skin abrasions.