BRAINBUILDER - The Brainbuilder enhances comfort by allowing every muscle in your body to relax completely. Synchronous and steplessly variable, available in 2 seating heights, resting on a swivel base and complemented with an extra long sliding footstool, this chair can be 100 % transformed to adopt your favourite seating position. Relaxchair standard / high. Frame : steel mechanism. Available in leather, fabric or microfibre. Feet : 5-toes alufoot ellipse-shaped. Relaxchair standard is available with seating height + 4 cm. Option : motor + remote control.