Mid Back Office Chair with Lumbar Support : 125-5C-51A20R-19AB-18BB-16HP-12LUM-9FA-GR A - Terra by Via Seating

The small office chair has a black nylon base with 8-way adjustable arms and fabric upholstery that is available in different colors, Sapphire shown. It$s height adjustable with a mechanical internal lumbar support, recline tension adjustment and it has a multi-position back lock adjustment. It can support up to 350 lbs. and it$s guaranteed by a 12-year manufacturer$s warranty..
The small office chair has a black nylon base with 8-way adjustable arms and fabric upholstery that is available in different colors, Sapphire shown. It's height adjustable with a mechanical internal lumbar support, recline tension adjustment and it has a multi-position back lock adjustment. It can support up to 350 lbs. and it's guaranteed by a 12-year manufacturer's warranty.

Via Seating Terra Ergonomic Task Chair | Via Seating

Black High Back Armless Office Chair 26.5 x 19.5 x 43.5-47.5 : 6903-71C-0A-18BB-16HP-9FA-GR 1 STAPLE - Carmel - Carmel by Via Seating

Black Mesh Back Armless Task Chair 26.5 x 26.5 x 37-41 : 222-CB-45C-0A-22CB-14HP-01AS-02RS-KD-GR B WHISPER - Rise Series - Rise by Via Seating

Via Riva Ergonomic Task Chair

BestOffice Manager's Chair with Lumbar Support & Adjustable Height, 250 lb. Capacity, White

Victone office chair offers extra comfortable support to the daily office needs. The soft and moderate sponge pad is suitable for your long sitting position. The backrest and armrests of the office chair are designed according to ergonomics, so that even if you work for a long time, you will not feel tired. There is a tension adjustment knob at the bottom of the table and chairs, which can provide a certain inclination to relax you after work.

VICTONE Home Office Desk Chair Task Mid Back Mesh Office Chair Ergonomic Swivel Lumbar Support Desk Computer Chair (Black)

VICTONE Home Office Desk Chair Task Mid Back Mesh Office Chair Ergonomic Swivel Lumbar Support Desk Computer Chair (Black) : Home & Kitchen

Black Mesh Back Armless Task Chair 26.5 x 26.5 x 37-41 : 222-CB-45C-0A-22CB-14HP-01AS-02RS-KD-GR B WHISPER - Rise Series - Rise by Via Seating

Ergonomic Mesh Office Chair Mid Back Computer Desk Chair Height-Adjustable Swivel Task Chair for Teens,Children & Adults with Lumbar Support,Arms and 360 Degree Caster Black : Home & Kitchen