CONCETTA Ergonomic Office Chair with Lumbar Support, Mesh Back, Swivel, Armrests & Wheels, Black

Ergonomic Lumbar Support – Designed with a contoured mid-back and prominent lumbar support, this ergonomic office chair promotes a healthy posture and reduces strain on your spine, ensuring all-day comfort. Breathable & Comfortable Seat – Featuring a high-density sponge cushion and a breathable elastic mesh back, this computer chair offers superior comfort while keeping you cool and sweat-free during long working hours. Smooth Rolling & Sturdy Base – Equipped with durable, multi-directional casters, this office chair glides effortlessly on various floor surfaces. The stable 5-star base supports up to 250 lbs, ensuring long-lasting use. Space-Saving Flip-Up Arms – The armrests provide excellent arm support and can be easily flipped up, allowing you to slide the chair under the desk to maximize space when not in use. Adjustable & Rocking Function – Easily adjust the seat height from 18.5" to 22.2" with the pneumatic lever. Enjoy a relaxing rocking mode to take short breaks and unwind from work stress.