Plastic flow control clamp: Equipped with an adjustable flow control clamp, which can control the speed of suction as needed Wide Applications:Suitable for home brewing, wine, white wine, yellow wine, bayberry wine,beer, bottling,filtering, extracting. It can also be used for water exchange and aquarium cleaning. Silicone Siphon Tube Pipe Hoses are made of high quality plastic and food-grade silicone, equipped freely bendable thickened hose and enlarged siphon ball for easy suction and transfer of liquids Enlarge siphon ball: our siphon ball adopt spring-type design, adjustable direction, anti-squeeze, super suction to large water flow 304 stainless steel filter screen, easy to clean, can effectively filter impurities in the process of extracting. Does not rust and can be used for a long time.