The Lumi CH05-31 SpineX is an ergonomic office chair designed to support long hours of work with a focus on spinal alignment. It features a divided backrest that allows for independent adjustment of the upper and lower back sections, paired with a unique x-shaped tilting mechanism and a three-position locking system to let you find a stable angle for different tasks. The chair is built for durability, utilizing a high-strength fiberglass and nylon frame supported by a 350mm steel base that can handle a maximum load of 150 kg. For personalized comfort, the headrest is adjustable and the PU leather armrests can be moved up and down to align with your desk height. The seat, measuring 51.5 cm in width, is upholstered in breathable mesh fabric and textile, while a Class 3 gas lift allows you to set the seat height between 48 and 55 cm. This black model with orange accents moves smoothly on 60mm PA casters and offers full 360-degree swivel functionality, making it a practical choice for anyone needing a sturdy, adjustable seat for a home or professional office.