Dia. (cm): W63-70 x D69 x H113-136 Weight (kg): 19 Seat height (cm): 45.5-56 Back height (cm): 113-136 colour: Red/Grey Important Characteristic: 1. Ergonomic design, extra large 120 degrees, relaxing with body. 2. 4D armrest design can be adjusted in width, height, depth, and rotation. 3. Headrest angle and position adjustable. 4. Seat depth adjustable. 5. Aluminum base, wheel for medical PU wheels.