OfficeMax offers the Serta Big & Tall Microfiber Executive Chair in Charcoal, model no. 40916, for $199.99 with free shipping. That's $100 off and tied with our February mention as the lowest total price we've seen for any Serta big & tall chair. Sales tax is added where applicable. It features pneumatic seat height adjustment (21.5" to 23.5"), tilt-tension adjustment, double-layer padding, and more.