BrandNewCake Dowels Clippable 40cm 8pcs. The BrandNewCake Dowels Clippable 40cm 8pcs is a set of 8 pieces of 40 centimetres long. Dowels are real must-haves for firming up stacking cakes. The dowels are easy to cut to size and provide good support for the cake. For reinforcement, insert the dowels into the cake and cut them to the right height.