Plastic pour spouts are small attachments that fit into the neck of liquor bottles to control the flow of liquid when pouring. They are often made of food-grade plastic and come in a variety of colors to help differentiate between different types of liquor. The history of plastic pour spouts dates back to the 1930s, where they were first used by bartenders to measure and pour drinks accurately. Today, they are a common fixture in bars and restaurants around the world. Plastic pour spouts offer several benefits, including improved accuracy, consistency, and speed when pouring drinks. They also help to reduce spills and wastage, making them a cost-effective solution for bar owners. Some plastic pour spouts are designed to fit different bottle sizes, making them a versatile and essential tool for bartenders. Whether you're a professional bartender or a home mixologist, plastic pour spouts can help you create perfect cocktails every time.