The Zenker and Dr. Oetker Baking Cake Kit: Cake Layer Slicer and Portion Divider The Zenker and Dr. Oetker Baking Cake Kit: Cake Layer Slicer and Portion Divider The layer slicer accommodates cakes 10 to 11-inch and slices up to 8 even layers and for cutting of different pie crusts. It marks the cake to help with perfect portions. What is in the box? 1x Pastry knife 1x Stainless steel ring 1 x Cake lifter 1 x Portion divider