B fit Vertical Jump Trainer Fitness Accessory Kit Kit

???? We are professional in Professional Products , we pay more attention to the workmanship and also the raw material.All of our products are thoroughly tested before we ship them out to you.And each resistance band made of 100% Malaysia natural latex ???? Increase vertical jump, improve leg strength,leg explosive power ,agility,running speed, flexibility, balance,and endurance ???? The adjustable range of the waistband is from 27.5 inches to 38.5 inches.THE WAISTBELT OF XL SET IS 44 INCHES ???? This product can be used for basketball, volleyball and football sports training and squat training ???? Package : - 1 Belt for waist 4 Tubes with Sleeves for double protection , 2 ankle strap and 2 wrist strap Best quality Material used in this.