Easily add your favorite decorating tips to our Pastry Tek Round White Plastic Medium Russian Piping Tip Coupler. The base of this icing coupler allows you to effortlessly switch between piping tips while using the same frosting bag. Equipped with a ring, this pastry bag coupler securely attaches the tip to the base to keep the icing from leaking through the tip. Made from high-quality plastic, this Russian tip coupler is reusable and dishwasher-safe for a fast and easy cleanup at your bakery, cafe, or restaurant. Combine this Russian coupler with our collection of medium piping tips to finish off your cakes and cookies with beautiful decorations. This cake decorating coupler measures 1.5 inches in diameter by 2 inches in height. Sold in a 2 count box.