Vertical Jump Trainer Speed and Strength Leg Resistance Bands for All Sports & Exercise Fitness| Alibaba\.com
Function:Basketball Training, Football Training,Bounce Training;Usage:Home Exercise;Size:50lbs,70lbs,100lbs,120lbs;Belt:width 12cm*thickness 5mm;Feature:Good toughness, not easy to age, adjustable;Gender:unisex;Brand Name:MSG; | Alibaba\.comVertical Jump Trainer Speed and Strength Leg Resistance Bands for All Sports & Exercise ...