Premium QualityThe copper bottle pourers are made of 18/8 stainless steel. food grade material and 100% non-rust. Used as bar pourer for liquor bottles. Rubber cork sealing for various sizes of bottle. Speed and Precision These speed pour spouts give you the control and precision you need when preparing and measuring liquid for your drinks. Your friends will be impressed with your mixing capabilities and the drinks you'll be able to serve using the same tools as professional bartenders. Widely Used Popular use in home. kitchen restaurants coffee shops bar nightclub cocktail bar. Try it out on bottles of spirit vinegar liqueurs bourbon wine juice. Easy to Clean The small straw brush makes cleaning the spout a snap. Easy to remove and replace. simply hand wash in soapy water and you'll be ready to use again.