The Sihoo B100 is still my favorite cheap office chair — an affordable mesh ergonomic seat that beats most cheap chairs we test with its adaptive lumbar supportmyappsplusOctober 12, 2026 The Sihoo B100 is one of the best budget ergonomic office chairs I’ve seen. It combines adaptive lumbar support, breathable mesh, and several adjustment options, and it’s reduced in price right now.
