Cake Decorating Tube Tip 829 - Easily add lightly-grooved patterned icing to your cakes, cupcakes, pies, and more with this Ateco 829 11/16" open star pastry tube. Made of durable stainless steel, this tube is rust-resistant and designed to withstand repeated use without bending out of shape. Featuring an open star tip, you can create shells, stars, fleur-de-lis, rosettes, and flowers. The open star design produces a subtle texture great for a soft presentation. Plus, its large size is perfect for icing confectionary creations quickly and efficiently. It is also compatible with the Ateco 404 coupler and Ateco 407 coupler, making it easy to switch tips without changing the pastry bag. Using the right sized pastry tube for the job will enhance your presentation to draw patrons' attention to your display cases and plated desserts. Overall Dimensions: Opening: 0.79"