KOLLIEE Mid Back Mesh Office Chair Ergonomic Swivel Black Desk Office Chair Flip Up Armrests with Lumbar Support Adjustable Height Computer Task Chairs

100% Nylon
MULTIFUNCTIONAL MESH OFFICE CHAIR: 360° swivel, height adjustable, flip up armrest, adjustable lumbar support, rocking mechanism with tilt tension adjustment knob, high quality gas lift cylinder, durable nylon base and flexible 360°swivel casters
ERGONOMIC OFFICE CHAIR: This office chair designed with adjustable padded lumbar support (adjustable range: 1.97 in), providing good back support to reduce back pain. The lumbar support padded with a sponge to provide all-day comfort
FLIP UP ARMRESTS: Fold up the armrests when not in use and slides this office chair under the desk for space-saving. The armrests can be removed easily, changing the chair into an armless chair in seconds whenever you want
BREATHABLE MESH OFFICE CHAIR: The thick seat, padded with good quality sponge and covered by American-made mesh, is comfortable, breathable, resilient and not easy to deform. High density mesh back offers firm back support and good breathability
EASY TO ASSEMBLE: Our office chair comes with all parts and necessary tools you need. you can finish assembling within 20 minutes by following the instruction. We also provide the video instruction to help you