STORAGE MANIAC Folding Anti-Rust Steel Drying Rack, Portable Clothes Rack Material: Stainless steel for indoor and outdoor use. It won't rust even in the rainy days STURDY & STABLE - Rust-proof and water-proof stainless steel for indoor and outdoor use Study Construction and Large Drying Space COLLAPSIBLE - design folds flat for compact storage easily ASSEMBLE EASILY - Easy assembly without tools requirement; Can be used indoors or outdoors