* Professional swivel chair with high backrest, featuring a synchronous system, individually adjustable tension based on body weight, and lockable in different positions. * Extra large and comfortable molded seat, with seat depth adjustment. * Height and width adjustable armrest "G3", chrome-plated. * High molded backrest with molding for the spine, extra-thick padding, height adjustable in different positions via the UP and DOWN system. * Seat height adjustable in different positions by Toplift (approved by LGA) * Extra wide oiled aluminum frame with double-braked safety castors, suitable for carpets. * Ideal for home work. * Seat material: 100% polyester. * This item is delivered unassembled.