The Tristander positioner does the job of three conventional standers. Its unique design allows prone, supine or vertical standing. A foot operated pneumatic tilt mechanism makes it easy to adjust the stander from 15° to 90°. It is adjustable, allowing it to grow with the child. It has adjustable soft foam cushioned pads that are seamless and impervious to body fluids and are easy to wash and disinfect. The adjustable module cushions and supports can be mounted on both frame sizes. The Tristander 45 (yellow frame) accommodates children from 810mm (32") to 1140mm (45") and the Tristander 58 (blue frame) accommodates children from 1090mm (43") to 1470mm (58") in height. The 75mm (3") castors are lockable. The Tristander includes: frame, shoes with bar, hip support, headrest, knee support, trunk supports.