MP-1BLK Upholstery: Black Features: -5 Automatic programs including Relaxation, Activation, Vitality, Night, Morning.-4 Massage Techniques including Kneading, Tapping, Rolling and Combination (Kneading/Tapping).-4 Back massage Courses including Whole back, Thoracic, Cervical and Lumbar.-Hip Vibration to stimulate capillary vessels in buttocks and thighs.-4 Massage-roller width selections to cover your back.-4 Manual operations of air massage for buttocks, thigh, feet/calves and arms/hands.-Manual adjustment of back rollers to pinpoint massage.-Timed massages from 5 to minutes with 5 minute increment adjustment.-Lower Body Traction function to stretch the lower body.-Music Therapy with synchronized massage.-Heat Therapy in backrest, seat and footrest.-With arm massage.-Kneading: This massage technique feels like the fingers and thumbs of two hands squeezing in unison as they carefully and methodically work their way upwards to loosen stiffness in the neck and shoulders.-Pressing: The massage rollers go up and down along the spine from your lower back up to your neck and back down, relieving pressure from compressed cervical disks by gently stretching the ligaments of your back.-Kneading and Tapping Combination: This massage feels like a pair of thumbs carefully alternating between the right and left sides as they zero in on their target. The tapping helps to stimulate loosen up your muscles. If you are feeling a little stiff this massage technique will rejuvenate you.-The Montage Premier massage chair has 4 back massage courses. You can select the region of your back to focus the massage. You can select the type of massage technique and it will follow the course selected..