Office Depot and Office Max offers the Realspace Calusa Mesh Mid-Back Chair in Black, model no. H-8881FB, or Silver, model no. H-8881FS, for $79.99. Coupon code "67082997" drops it to $64.99. With free shipping, that's $135 off list and tied with our September mention as the lowest total price we've seen. Features include lumbar cushioning, flip-up arms, tilt controls, and 1-touch seat-height adjustment. Deal ends today.