Durable stainless steel construction funnels include three sizes, are easy to clean. Just put it into dishwasher or simply wash with soapy water. The kitchen funnels set can transfer canned edible oil, juice, essential oil, beans, salt, and fill narrow jars, bottles, flask, canning, kombucha, water bottle, pepper and other dry Ingredients and powder. Groove in stem allows air to escape and the contents will flow down more smoothly prevents spilled liquid resulting from bubble.