Hi!We can supply stainless steel vacuum bottleoffee pot vacuum flask etc.factory.with high quality and the lowest price ,some of our products have gain the certification of ISO 2000 THE QUALITY CONTROL SYSTEM.(GZD-E018)500ml bullet bottle is usd :1.46(GZD-A009)420ml schoolar mug is usd:1.40If you are interesting in our products ,pls contact us.