You can also colour it to bring a vibrant finish to your painted designs.You can also use it to cover cakes and create beautiful run offs.Not only this, but the Renshaw Ready to Use Royal Icing can also be piped, much like piping gel, so you can create detailed edging or exquisite piped flourishes.Renshaw’s Royal Icing dries to a professional standard and can be coloured to suit your need.