Factory Direct via Rakuten offers the BestOffice Mid-Back Ergonomic Mesh Office Chair for $44.99. Even better, Rakuten Rewards Members receive $5.25 in Rakuten Super Points. (It's free to join.) Coupon code "OFFICE20" cuts that to $35.99. With free shipping, and assuming you'll spend the points, that's $7 under our expired mention from four days ago and is the lowest price we've ever seen. (It's a current low by $2.) It adjusts from 19" to 23" in height. Deal ends February 21. Note: The coupon can be used once per household within a single transaction with one merchant.