Office Depot offers the Realspace Briessa Mid-Back Vinyl Chair in Black or Brown for $49.99. Pad your cart over $50 (this eraser is 54 cents) and apply coupon code "64720485" to cut the price to $37.49, excluding the cost of padding. With free shipping, that's $3 under last month's mention, $93 off, and the lowest total price we've seen. It features a waterfall seat cushion and 1-touch seat-height and tilt-lock adjustments.