Cake box Slipper with window 25x10x9cm. White 50pcs A cake box with venter, which is perfect for presenting and then transporting your beautiful slipper. The size of this cake box makes it very suitable for packing a homemade slipper. The vent at the top of the box allows you to display your creation while it is still in the box. These 50 boxes are all easy to fold, as they consist of one piece. Who are you going to make a beautiful slipper for?