The same two planes, lifted. The Batten stool keeps the chair's whole argument — two shells of molded ply on a tubular steel post frame — and stretches the posts to counter height. Nothing is added except what height demands: a welded footrest ring and cross-bracing at the point where a taller frame actually racks. The back floats free of the seat, fixed at two points per side, and earns its keep harder here than on the chair — a backed stool hol…