TEMPUR MATERIAL WITH COOLING GEL: Designed with authentic TEMPUR material, this office chair adapts to your body for personalized support, while the cooling gel top layer enhances comfort and helps regulate temperature CUSTOMIZED COMFORT: This mid-back chair is built with a tilt tension lever for easy center tilt changes. The tilt lock prevents the chair from leaning past your chosen position. The height- and width-adjustable arms enhance ergonomics and the independent back and seat angle adjustments allow for complete customization. ROLLING BASE: Designed with a sturdy nylon base, this durable computer chair can support up to 250 pounds over eight hours of continuous use. The rolling casters allow easy, smooth motion across your office floor. Overall dimensions: 36.2-39.8"H x 26.8"W x 24.4"D Width and height adjustable arms allow you to rest your forearms comfortably Create a more relaxing office environment with this Tempur-Pedic ergonomic mid-back office chair. Crafted with authentic TEMPUR material, this chair conforms to your body while a cooling gel top layer enhances breathability and temperature regulation. Breathable mesh construction lets air circulate between you and the seat back, helping to keep you cooler as you work. The TEMPUR memory foam cushion offers added cushion and support for all-day use, while the built-in lumbar support provides relief for sore and strained muscles. With its five-star base and rolling casters, this desk chair moves easily from your workstation to file cabinets or printer stands. Use the adjustable arms to find the perfect height and width for your frame, and move the seat up and down using the pneumatic seat height adjustment lever. This Tempur-Pedic ergonomic mid-back office chair features center tilt, forward tilt and tilt lock, so you can recline comfortably in between projects.