ERGONOMIC SUPPORT: TRALT ergonomic office chair for back pain relief is a desk chair comfy enough for long hours, featuring adjustable lumbar support and headrest to promote natural posture. A wider seat (20" W x 17.3" D x 18.5"-21.3" H) helps distribute weight evenly, suitable for people of about 5'5" to 6'2". Flip-up armrests make it a comfy chair for small spaces
