Online payment methods and cod cash on delivery for people: paralysis, muscle and bone problems, nervous system problems or spine injury, walking or abnormal, can not walk in distance, in the legs or feet, bones or feet are injured, the brain is deformed, foot legs are not convenient, elderly people fold strong, convenient to carry. product advantages: 1. using high quality carbon steel raw materials, reinforced and thick, welded, strong and durable, you can rest assured to use 2. comfortable honeycomb cushion, breathable, removable and washable, prevent pressure ulcers 3. Retractable, press the button gently, fold the quick, take less space. 4. Integrated Pu wheels with good anti-compression and anti-explosion ability. 4 Types left and right brake, rear wheel brake for wheelchair and front wheel brake for user