The Chicago Bar Stool includes a US made 360 degree commercial swivel. The bar stool Seat is manufactured in the USA using American made components. Our round bar stool Seat is made of cut 2x4's, fiberboard, 1.25 inch foam, and a reinforced fiberboard ring. 360 degree flat swivel is manufactured in Chicago, IL. Stools will be packed and shipped using the most cost effective method.