... . BPA FREE , FDA pass Double walled glass bottle with silicone sleeve: productHigh borosilicate glass cup with sleeve –300ml(10oz)Materialhigh borosilicate glassPlace of OriginYongkang city ... depositSample lead time7 DAYSUsageCoffee drinking , gift , promotion , milk and tea drinking, outdoors sports and so on.LOGO technologySilk screen printing, heat-printing ...