Two year old Secret Labs gaming/office chair. Easy glide wheels that work on hard flooring and carpets. Multiple adjustments are available to optimize the ergonomics of the chair, including arch support and headrest pillows. From their website: "Our ergonomic chairs and desks are built to encourage movement for a more healthful routine. Together with ergonomic consultants and experts in biomechanics, physical therapy, and more, we designed Secretlab TITAN Evo to deliver responsive comfort that moves with you across everything you do...build a setup that lets you switch from work to play without missing a beat." *NOTE: Comes from a home with a cat and dog (as evidenced by minor cat scratching damage seen in the last photo.