1. Including oil funnel group 3 (large, medium, small) and 1 ring, different sizes can be used for different container openings. Mouth: 2.95"/7.5cm, Stem: 0.47"/1.2cm, Height: 2.56in/6.5cm. Midmouth: 2.16"/5.5cm, Stem: 0.35in/0.9cm, Height: 1.97in/5cm. Mouth: 1.78"/4.5cm, stem: 0.24in/0.6cm, height: 1.46in/3.7cm. 2. Suitable for liquids and spices Each flask funnel has a very narrow stem, perfect for filling water bottles and containers while keeping the kitchen counter clean. The stem of each food funnel is equipped with notches (air release channels) that ventilate the mini-funnel and allow the contents to flow better. Ideal for transferring soy sauce and vinegar to condiments or garnish bottles; Add the powdered beverage mixture to the water bottle, add salt, pepper, herbs to the shaker or jar 3. Premium and food grade kitchen funnel is made of 100% food grade high quality stainless steel with polished edges and no sharp edges. Professionally thickened metal funnels prevent breakage, bending, rust and corrosion. 4. Easy to clean and store The kitchen hopper gadget is perfect for cooking and baking, and is easy for anyone in the family to use.