About ThisTHE REACTIVE STRETCH CORD: Double Resisted Multi-Flex Recoil Bungee Cord designed to increase Speed & Agility | Stamina & Endurance | Acceleration & Explosiveness | and much more.USE WITH OR WITHOUT A PARTNER: Fast pace and ground covering training sessions can be performed with a partner using the attachable hand strap. Use solo by attaching the the metal clip to a sturdy fence or use our Anchor Strap to attach to a sturdy beam or pole.8ft - 20ft Dual Multi-Flex Resistance Bands Covered With A Durable Safety Sleeve and 2 Strong Metal Clips at each end.Strong and Durable Adjustable Belt With Adjustable/Slidable Strong Metal D-Ring to attach the recoil cord. Belt comes in 3 sizes: SMALL (31 inch waist or less) MEDIUM (32-39 inch waist) LARGE (40 inch waist or more).FREE ACCESS: Overspeed Accelerator and Vertical FX Digital Trainers (Link Included With Every Order Inside our Kbands Training Catalog).OverviewBrand : Kbands TrainingMaterial : Heavy Duty Cloth, Elastic TubingItem Weight : 2.3 PoundsSport : RunningIncluded Components : 1 Adjustable Belt, 1 Bungee Cord, Hand Strap, Anchor Strap, Digital Training Downloads