Mirror-Polishing Surface and Sand Blasting Back Side: Stainless steel Chinese dumpling press machine with high mirror-polishing on surface and sand blasting treatment on the back side, 3 sizes for choice: diameter 3 inch, 4 inch and 4.5 inch( not including handle size), perfect size and seals great for Aushak Sturdy & Safety: Ravioli mold made of 18/10 solid stainless steel, durable and food grade safety Easy to Use: Put the dough or pasta on the surface, then add your favorite fillings on the dough and press the pie crimper to seal Multifunction: Dumpling Wrapper also can use as the dough cutter to cut the suitable wrapper Good kitchen gadgets for dumpling, pie, empanada, ravioli, pot sticker and pierogi, give a good seal around the perogie edges