Features: 1. Adjustable Headrest: Easy to adjust height and angle of the headrest, providing good neck support. 2. Adjustable Lifted Armrest: Great designed lifted/pull armrests that align to your forearms position and helping aid comfort eliminate your arm fatigue. The armrest could lifted up and down, pull forward and back. 3. Tilt Function: The recline function keeps you tilting the backrest back (90~120°) or sit straight freely. 4. Lumbar Support: Adjustable lumbar support to fits your body. 5. Adjust Height: The chair could adjust in height. 6. 360 degree silent rolling 7. Breathable Mesh Seat: Tear resistant mesh, easy to clean. The breathable mesh chair backrest and seat that keeps your body cool and comfortable for a day without getting stuffy even in summer. 8. Rolling Swivel Wheels: We adopt double-piece integrated outer wheel.It slides easily even on the carpet. 9. Easy to put together: Comes with Allen wrench and screw set, it just takes about 15~20 minutes to assemble the task chair. Tips: 1. Make sure the chair is firm enough before usage. If the chair is shaky, uneven, tilted or with noise please screw up further, especially for the leg screws. 2. Please sit deeper to experience more supportive backrest, seat cushion and headrest. And use some moment to adjust every parts to fit your body. 3. Please choose an open area for assembly. You may put the carton on the floor to prevent abrasion between the floor and the ergonomic mesh chair. 4. Avoid long time direct sunshine on the mesh office chair. Keep it away from fire and wet area. 5. Do not use chemical detergent to clean the high back office chair. Package Included 1x Office Chair 1x User Manual 1x Installation Hardware