Indoor, UV resistant outdoor, and stackable. The Caddy Chair is a commercial grade chair designed to last and look great in your home or hospitality location. Made of highest-quality Polypropylene, simple yet functional use of materials. Caddy boasts a lightweight frame, resistance to light, and weatherproofing. Contract GradeIn Stock - 1-2 week lead time SPECSSeat: 85% Polypropylene / 15% Fiberglass ShellBase: 85% Polypropylene / 15% Fiberglass ShellScale: 18.5"w x 18.5"d x 31"hSeat depth: 17"Seat height: 18"Stackable: Yes