Culpitt Bow and Ribbon Rose Gold The Culpitt Bow and Ribbon Rose Gold is ideal for decorating cake, cupcake or bonbon boxes. This is great fun, among other things, if you want to give a homemade treat as a gift. The bow has a shiny rose gold colour and has a diameter of about 10cm when assembled. There is a thin string attached to the bow, when you tighten it, the bow is formed automatically.