The Topstar PROFI NET 11 office chair features a breathable mesh backrest and an ergonomically shaped flat seat with a knee roll. It offers highly customizable comfort through its synchronous tilt mechanism with weight adjustment, seat depth and tilt settings, and height-adjustable armrests with Softpad cushions. Supported by a polished aluminum base with safety double castors for soft floors, this chair is GS-certified, supports up to 110 kg, and is suitable for up to 8 hours of daily use.