Multicast Knee Air Walker integrated with Pneumatic system enhances stability and reduces pain and swelling. The required compression and custom fit is obtained for easy adjustability of air. It adapts to the swelling patterns during the rehabilitation process. Its pre-inflated pneumatic cells offer high custom fit and comfort. The walker has a wide base for more stability. It can be worn in both legs. It is available in knee and short lengths (3 foot sizes). It is used for diabetic foot, soft tissue damage, metatarsal fractures, forefoot and mid foot pain, ankle fractures and acute ankle sprains and after surgery, trauma and rehabilitation conditions.