Ergonomic Office Chair with Adjustable 3D Armrest, Headrest and Lumbar Support - High Back Mesh Chair with Breathable Mesh Seat- Reclinable Computer Desk Chair

Color: Mesh Seat Black Why choosing? 's professional design team has done their best to improve every parts of this ergonomic chair by dozens of testing, so that we can offer you a real ergonomic chair. is a professional and fast developing company specializing on office chair. Due to the specialization, we can pay more effort on the design improvement and quality control on our office chair compared with others.
Usage advice: 1. Make sure the ergonomic mesh chair is firm enough before usage. If the mesh office chair is shaky, uneven, tilted or with noise, please screw up further. 2. Please sit deeper to experience more supportive backrest, seat cushion and headrest. 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 computer chair. 4. Avoid long time direct sunshine on the ergonomic desk chair. Keep it away from fire and wet area. 5. Do not use chemical detergent to clean the home office desk chair. 6. If the headrest is too tight or loose, you may use a knife or sharp object to pick the cover of the rotation joint out, and adjust the tightness using allen key provided.
Safety guarantee: Our mechanism, chair base, wheels and gas lift have passed BIFMA TEST; therefore, you do not need to worry about the breakage and other safety issue. We promise you a safe and comfortable ergonomic office chair. Kindly notes 1. There is a small typo on assembly instruction for some batches. The seat front is the thicker side with shaping foam, please assemble accordingly. 2. If the back tilts to one side, you may put extra gaskets at the tilted side screw hole at step 4 to adjust the back tilt. 3. The back part of the seat is 18" wide, make sure the seat is wide enough for you.