Ateco # 881 - St Honore Pastry Tip- Stainless Steel Made of Durable - Rust-Resistant Stainless Steel Triangle Shaped Cut is Ideal for Piping Icing for St Honore Cakes Great for Decorating Cakes - Cupcakes - and Cookies Tip Diameter: 1/2" Base Diameter: 1 1/8" Height: 2" Piping Tip Designed for Decorating Cakes - Cupcakes - and Cookies