lluoqian assist Exoskeleton Mountaineering Knee Booster - Breathable Walking Aid for Adults Elders, Hiking Stair Climbing(Ash)

reduces knee pressure by half when climbing 6 floors, easy for elder Polyester fiber, breathable sweat-absorbent with , keeps dry during sports Thickened spring enhances rebound power, reduces knee burden, improves walking efficiency Suitable for adults & elders, aids in mountaineering, hiking, stair climbing Applying the principle of natural walking. The human hip and knee are like two pendulum oscillators. Human walking not only relies on leg muscles, but also requires natural. This way, humans can walk more efficiently with lower energy