Do not leave the container carrying some products for a long time. It will cause coloration of the bottle.Wash with dish detergent before first use.Do not use scrub brushes or cleansers.Do not use in dishwashers or dish dryers.Not a fully airtight container.Do not use in an oven, toaster oven, or microwave.Do not freeze.Do not leave on its side.Do not leave thinner, benzene, or alcohol on product.Do not use with carbonated beverages or dry ice.Keep away from fire or heat.Use only as intended.