The Herman Miller® Aeron® Mesh Work Stool is a bar-height office chair in size B, featuring a black lumbar cushion for back support, vinyl armpads, fully adjustable arms, tilt limiter, seat angle adjustment, Pellicle Black material, and 3.5-inch standard carpet casters. This remastered stool is designed for office or desk use. Note that this is the tall height, size B.