It keeps my back straight, there's a decent lumbar support (without a true lumbar support piece found in some chairs) and prevents me from reclining all the way back

I find that the lumbar support is just right, as long as I'm sitting up straight, and it is adjustable for different body types

I am very pleased with The Basyx by HON, Customizable Ergonomic High-Back Mesh Task Chair with Arms and Lumbar Support

It keeps my back straight, there's a decent lumbar support (without a true lumbar support piece found in some chairs) and prevents me from reclining all the way back

There are many adjustment options and the back even slides up and down to get the lumbar support in just the right spot.

Neither the seat, nor the back recline as far back as I would typically prefer