Vertical Jumping Trainer Jump Resistance Bands System Horizontal Leaping Fitness

Play a very active role in the basketball and volleyball training jumping sports training needs
Color: Red-80 pounds, Black-60 pounds, Blue-40 pounds, Yellow-70 pounds, Purple-50 pounds, Orange-100 pounds (have it's different pounds)
Specifications: elastic rope length 35 cm total length 40CM
Ueasy Bounce trainer training device Leg strength and agility training strap
From a biomechanical point of view to improve the leg strength to do anything you can do to achieve the squat action or participate in any sport, for enhancing the jump, speed and strength are very helpful with rubber foot ring / ring is adjustable wrist, snap Department can add more elastic rope to increase resistance.