This closed knee protector provides compression for weak or over stressed knees.It provides firm support for the maintenance of joint structures with gentle compression over the kneecap, retains body heat to warm knee joint and increases blood circulation. Gel Padded Knee Guard is especially helpful for post-operative knee problems as it increases healing and keeps joints and muscles flexible, as well as providing support for strains and arthritis and minimizes the chances of future injuries.Game level using,provide safe and reliable protector and support for squat weightlifting training,high quality elastic material,soft and comfortable wearable,Avoid knee joint sports injury,Provide good fixation,Provide pressure to the knee, increased power,The products are highly elastic, you can freely adjust the tightness