Steelcase Think: Smart, weight-activated chair that automatically adjusts to your movements for personalized ergonomic support. Authorized Return: Chair returned to Steelcase within their return window. All OEM: Chair is 100% OEM - no parts replaced with aftermarket. 12-Year Warranty: Comprehensive coverage for lasting peace of mind. Free Shipping & Returns: 14-day no-hassle returns with a pre-paid label and full refund.