Euryka BS187BG Burgundy Bar Stool has a bolt and nut frame-to-seat assembly. The base frame is a 1 1/2 inch thick black powder coat finish that has been bolted to the seat. The legs have a support bar that can also be used to put your feet on while you're sitting down.The seat swivels 360° with a vinyl, high density foam padded seat that truly is comfortable. Because it is made of vinyl, spills are easily wiped off and grease doesn't soak in keeping these bar stool looking fresh longer. The back is a contoured inner-plywood constructed upholstery so that customer can lean back comfortably. The feet at the base are slip resistant and hold the seat evenly and solid noon wood floors, carpets and tiles. These stools are great for dive bars, clubs, sushi bars or even your own kitchen bar.