Typically, dining room arm chairs are used at the head and end of the table. You can also select these in quantity for round and square tables and the outdoor designs are more comfortable for casual entertaining. Patio seating includes all-weather weaves and decorative wrought iron. A dining room armchair is usually used as seating at the table – chairs with arms are often placed at the head and foot of a large dining table. Dining room armchairs give an elegant and sophisticated look to a dining room, as well as offering great comfort while dining.