Featuring 3D/4D massage technology, which gives you deep tissue massage that mimics the feel of human hands massaging your neck, back and shoulders. The True Fit Body Scanning technology uses sensors to detect body curves, shapes, sizes and pressure points customized for each user. Need back and spine relief. A key feature of the Smart Chair X3 is True Inversion for spinal decompression and a Waist Twist Therapy feature. Or you can utilize the Weightless Zero Gravity Recline which elevates the feet above the heart to help improve circulation. Add in soothing lumbar heat to help loosen muscles and ease muscle tension. The Smart Chair X3 has Triple Roller Total Sole Reflexology foot massage which triggers vital pressure points under the foot to help improve lymphatic functionality, Bluetooth speakers and a smartphone app to control your chair. The Smart Chair X3 has 9 easy-to-use auto programs (like Extension, Sports Refresh, Rest and Sleep) or customize and build your own massage programs just how you like it. Color: Black. Material: Faux Leather.