PME supatube seamless stainless steel icing nozzle. One of the most popular writing nozzles for cake decorating. No seam in the stainless steel helps to prevent the icing from dragging or curling as it leaves the tip of the nozzle ensuring a smoother flow. This tip has a 3mm aperture, perfect for writing on celebration cakes and creating decorative designs with royal icing. An essential addition to any keen cake decorators toolkit.