Ergonomic Executive Office Chair with Contoured Backrest, Adjustable Height & Recline for Home 49691928Ergonomic Support: Designed with a contoured backrest divided into distinct zones, this executive chair provides targeted support for comfort. The wide and thick cushion ensures extended seating ease, while the padded armrests offer additional support for a more relaxing experience. Adjustable Backrest & Height: The swivel task chair features an adjustable backrest (90 105) for personalized angles. Additionally, the seat height is adjustable from 19.