🍇HIGH-QUALITY - VIVOHOME moonshine still kit is made of food-grade materials: 100% stainless steel, silicone, non-toxic red copper with argon welding technology, so you can use it without any worries; Equipped with food-grade silicone sealing rings and 4 sealing buckles which ensure its high air-tightness 🍊WONDERFUL DESIGN - Adopting an open-type cooling method and using red copper with excellent heat conductivity, this water distillation kit owns a great cooling performance with high efficiency; Built-in thermometer displays degrees in Celsius and Fahrenheit, so you can easily check the temperature