CORRECTIVE SEAT PAD BACK MASSAGE PIPES - the support has a special mat that provides a massage of the spine. It is an additional pleasure that will make the time for people who stay in a sitting position for a long time. EASY TO INSTALL - elastic fastening straps make installation easier. Thanks to them, it can be adapted to any type of chair and armchair, including car ones. IMPROVES SEATING COMFORT - It is made of a solid metal frame, thanks to which it perfectly fits the shape of the back. The support also has a flexible mesh that allows air to circulate freely. CORRECTS THE POSITION OF THE SPINE - this pad allows us to maintain the correct body position while sitting. Provides adequate orthopedic support for the lumbar spine. SPECIFICATION - black colour; frame: metal; material: nylon mesh; dimensions: (width / height): 40x39cm; weight: 135g;