newtral magich bp ergonomic chair with footrest home office desk chair with auto following lumbar support 4d armrest seat depth height adjustable 96 136 reclinesFeatures: Patented Auto Following Backrest: Newtral MagicH Ergonomic Chair automatically adjusts to your back movements and offer you constant support, also promoting a natural S curve for your spine when locked. Studies indicate that proper lumbar support reduces lumbar disc pressure by up to 50% Renowned Experts Endorsement: MagicH Chair, endorsed by experts such as Dr. Keyin Morgan, a prominent chiropractor, and Matt Penney PT, DPT, ATC from