GIO ERGONOMIC EXECUTIVE CHAIR W/ ADJUSTABLE LUMBAR SUPPORTELEGIBLE FOR HOME DELIVERY BY OFX AT CHECK OUT. Synchronized mechanism allows for independent adjustment of backrest tilt and seat angle. Adjustable lumbar support. Anatomically contoured seat design. Height adjustable backrest. Soft PU armpads. The molded memory sponge developed by the professional team solves the disadvantages of ordinary sponge. The seat cushion has strong resilience and is not easy to deform. The scientific ergonomic streamline