Alera Fraze Series Executive High-Back Swivel/tilt Bonded Leather Chair, Supports 275 Lb, 17.71" To 21.65" Seat Height, Black Ultra-soft cushions, side bolsters and lumbar bolsters for maximum support. Plush, thickly padded headrest and arm rests. Soft touch bonded leather upholstery for style and comfort. Waterfall seat edge reduces pressure points at the back of the knees for improved circulation. Five-star base with casters for easy mobility.