HEIGHT ADJUSTABLE The bar stool equip a simple regulating device you can adjust the barstool from 23.5-31.5 inches. And the seat can swivel 360 degrees the wide of bar stool is 16.5 inch the deep is 15 inch the bar stool suitable for different heights of people. ERGONOMIC DESIGN The bar stools are made of metal frame padded with foam and covered with PU leather The barstools are ergonomically designed. You can adjust your sitting position at will. The metal frame of our kitchen bar stools is very robust and durable it can capable of handling 250 pounds. Age Group: adult.