BEST OFFICE CHAIR UNDER 10K

Hey Guys, I'm a guy who stays a lot in home, Also I'm a lil yt guy, recently I'm suffering from heavy back pain coz I'm not using any office or gaming chair (currently using TUB chair) So i need a suggestion from You, anyone recommend me A OFFICE CHAIR under 10k , I'M 6 FEETS I've also did some R&D , what i heard is 1) LUMBAR support is Important 2) The wheels must be rubber wheels 3) And the Sitting seat must be lengthy 4) Head rest also Imp (optional)

In YouTube there are no.of videos about this but I can't figure out which is PAID PROMO WHICH IS NOT Or if ur using any chair for a long time without back pain kindly lemme know 😄

EDIT :- MANY OF THEM RECOMMEND THESE CHAIRS REPEATEDLY

1). Da URBAN® Merlion Office Chair,High Back Mesh Ergonomic Home Office Desk Chair with 3 Years Warranty, Adjustable Armrests,Adjustable Lumbar Support,Tilt Lock Mechanism (Red) https://amzn.in/d/indYa6c PRICE :- 6500rs

2). Green Soul Jupiter Superb | Office Chair| Smart Multi-Tilt Lock Mechanism | Ergonomic Chair for Home & Office |Mesh Fabric | High Back (Black)|5 Years Warranty https://amzn.in/d/1zSuUMp. (PRICE 8300)

3). Green Soul Jupiter Pro|Office Chair|High Back Mesh Ergonomic Home Office Desk Chair|4D Armrests|2D Adjustable Lumbar Support|Seat Slider|Multi-Tilt Lock Mechanism|Full Black|Installation Provided https://amzn.in/d/du4B9Td (PRICE 10000)

4). CELLBELL C190 Berlin Office Chair, High Back Mesh Ergonomic Home Office Desk Chair (Red - Black) https://amzn.in/d/3FQXtMF (PRICE 6000)

If you're familiar with these , lemme know ur experience like Back & neck pain, the product current condition..etc