Ergonomically designed for maximum comfort and functionality, the Executive Perpetual Synchro-Tilt Swivel Chair offers soft padded fixed arms for comfortable arm support, height adjustable arms, upholstery fabric with stain-resistant protection on seat and back, five-star cast base, pneumatic seat height adjustment, seat glide mechanism, 360-degree swivel and tilt lock. Back reclines at 2-to-1 ratio to seat angle, increasing angle between legs and torso for better circulation.