A note for uneven legs in the future. 100% of items get put on a flat glass pedestal before packaging, meaning that they are always checked for evenness on a perfectly flat surface.
If we experience uneven legs, two things to check:
2. It is important that customers follow the assembly instructions closely. In this case meaning to only half tighten the bolts, then place the chair upright on the ground so it is a level, then finish tightening all of the bolts 100%.