Premium Line has particular features they are the broad head segment with tiltable sides and a separate bolster. The Premium Line represents a new concept of the Bionic Therapy Chairs which combines functionality, design and comfort to perfection. The Premium Line is appareled with four soft running castors with central brake, shock position by foot pedal and detachable armrests. The knees roll and the footrests which can be swung in or out. It is exclusively shaped armrests. Five motors are mounted under the seat and permit a quick and simple modification of the desired chair position.