The Prepworks by Progressive Canning Funnel fits wide and regular mouth canning jars and is designed with a double wall. The outside part of the funnel sits on the counter and the inside is shorter and sits over jar, helping to keep the canning area cleaner. It features headspace measurements for precise filling, and necessary air space for proper sealing of canned goods. The funnel measures 5.13-inch diameter by 3-1/4-inch high and is made with high heat polypropylene, preventing stains. It is dishwasher safe.For over 40 years, our mission has been to create innovative kitchen tools and gadgets that make food preparation fun and fast while inspiring culinary creativity. From our thinstore? collapsibles to our sophisticated PL8? line, our dedication to providing quality products supported by superior customer service continues to drive our creative development today.At Progressive International, we continually strive to understand the needs of today?s cooks. Our team includes talented, energetic and passionate people committed to reimagining the kitchen. We strive to pass our passion on to our consumers through our thoughtfully designed tools, layered with our avid desire to go beyond the expected. Our philosophy is simple: offer stylish designs complimented by no-nonsense functionality. We understand the kitchen is the heart of the home, where families and friends connect. Our ongoing mission is to provide exceptional kitchen essentials that help cooks of all skill levels create meals worth sharing.Prep Solutions;, Prepworks and PL8 continues to build on the Progressive; legacy by offering products that make food prep faster, easier and more enjoyable.