Stay hydrated with the NAYAD® Crusade 28 oz Bottle, made of rust-free stainless steel with a powder-coated finish. Features copper-lined vacuum insulation, hidden collapsible silicone cup for sharing, and a twist-top spout. Keeps drinks hot for 6 hours or cold for 16. Includes a fold-down handle and condensation-free surface. BPA-free, FDA certified, and hand wash only.