Have ordered this product, because a lot of positive Agumente templates. But we ourselves are not convinced of this product because there is no complete back massage, that is taking place with no gaps. The massage is only up to the beginning of the shoulder blades, thus leaving a gap of about 15 cm upwards. The massage in the shoulder area is rather unpleasant, and has a large distance from the bottom of the seat pad, which creates this gap. The only advantage is the change in the width of the roller massage, thereby geziehlt on the chosen! Ask to be massaged are received. The product was sent back because we could not carry out the targeted massage with this edition. Super service from Amazon, only advantageous and fast uncomplicated Abwickung of returned items Have now decided on an ordinary massage cushion Sanitas MG 141, this I can use where I want the massage there is also for neck and shoulders all right.