If you're in the market for a quality BPA free insulated water bottle or flask then make sure you take a look at Avignon. Made from pro-grade 18/8 double wall stainless steel, it incorporates our unique copper lining which is designed to keep your drink hot or cold for up to 24 hours. This 500ml capacity vacuum flask is available in matt black, matt white, gun-metal or natural stainless steel. Supplied in a black gift box.