Commonly, knee pad is a flexible sleeve that can wrap up the entire knee. it can play a role of slightly pressurized and supporting the knee joint and its surrounding muscles, thus can prevent knee swelling after a long distance walking. If your knees have slightly sprain on foot, wearing immediately with knee pads can protect and support the injured knees. In addition, knee pads can regenerative thermal which are suitable for user walking in cold areas.

Some knee braces have a hole in center to expose the skin, it aims at supporting the knee while not make too much pressure on the knee joints to avoid causing other knee problems. When select a pair of knee pads, it is better to wear comfortable but not too tight.

You aren't recommended to wear knee pads if your knees aren't injury, nor in long walks or downhill, because local pressure and poor perspiration will affect the metabolism of the knee and accelerate fatigue.