Gymax Upholstered Adjustable Office Chair Vanity Swivel Desk Chair w/ Hollow Out Back

Adjustable Height & Rocking Mode: According to user's different heights,you can use the lever to easily adjust the seat height of this desk chair from 18'' to 22''. More than that,using the control knob under the seat to adjust the rocking tension,you can relax more during work breaks under the rocking mode. Hollow Back & Comfy Materials: The seat of this swivel chair is covered with high-quality leathaire,which is breathable,skin-friendly and easy to clean. Additionally,there is a hollow design on the backrest to keep a good ventilation and prevent you from stuffiness on summer days. Upholstered Seat with Ergonomic Design: This mid back swivel chair features curved backrest and armrests. The embracing design will offer you a good back support. With the high-resilience padded sponge,this soft seat cushion provides you with great comfort for your working or reading.