La-Z-Boy Big & Tall Barton Executive Chair, Brown Maximize all-day working comfort,Unique ComfortCore designed for comfort and offering style, and superior ergonomic features. Sloped seat edge lessens pressure on legs to reduce overall fatigue. Uniquely styled hand sculpted armrests. Cable-actuated tilt, lock, height adjustments and tension adjustments Customize the seat height so your knees are at a 90 degree angle for proper circulation