Enhance your comfort and productivity with the FlexiSpot OC1 Series Ergonomic Office Chair, available in Black (OC1BK-sd-dp) and Grey (OC1GY-sd-dp). Designed for long hours of use, it features a 2D adjustable headrest with 1.2'' height adjustment and 45degree(s) rotation for optimal neck support. The 3D adjustable armrests move forward/backward, rotate, and tilt to suit your preferred position. Built-in lumbar support promotes proper posture, while the backrest tilt function (90degree(s)-120degree(s)) allows you to relax or focus as needed. With a sturdy frame supporting up to 300 lbs, this chair combines durability, flexibility, and ergonomic design for a comfortable seating experience.