These are newly bought computer table and chair from IKEA. Both items are in excellent condition and have been used only for a short time. I am moving to a new furnished place, so selling these now. I’ve added the product links below for reference.

Chair: ikea.com/nl/en/p/millberget-swivel-chair-murum-black-70489394/
Table: ikea.com/nl/en/p/mittzon-desk-sit-stand-electric-black-stained-ash-veneer-black-s09528257/