Executive high-back hair offers generous proportions, a straightforward style & smart design elements. Softly curved, closed loop arms, wide seat & contoured back work together to make this Gamut chair suitable for all-day intensive use in executive offices & conference rooms. The lumbar cushion for the lower back & a recessed pocket for the upper back enhance your comfort. Waterfall seat edge is designed for better leg circulation. One-handle controls make it easy to manage all comfort adjustments, such as pneumatic seat-height adjustment from 18-1/2" to 23-1/2". Other functions include 360-degree swivel, tilt tension & tilt lock. Chair also features a sturdy black frame, fabric upholstery, fully upholstered outer back & five-star plastic base. The 25-1/2" diameter base is equipped with dual-wheeled casters for easy mobility. Seat size is 20-1/4" wide x 16-5/8" deep. Back measures 20-3/4" wide x 28" high.