The Burger press has 3 parts for different functions, the bottom mold for big patty, the middle for stuffed patty, the top for sliders and mini patty. One burger press will help you make three kinds of perfect round formed patty as same as what you buy in restaurant. PREMIUM MATERIALS: Made of heavy duty durable BPA-free nonstick plastic material so you can make burger patties instead of a mess. Detachable & Non-Stick Coating: All Parts are with detachable design, easy to clean. You can pop out the non-stick bottom with hand directly, so you can easily remove your perfectly round, bun size burgers with ease and without mess. Make Hamburgers: ADD YOUR FAVORITE FILLINGS, CREATE MOUTHWATERING PATTIES STUFFED, With the stuffed burger press , its SIMPLE to make a wide variety of delicious stuffed burgers. Just load meat and PRESS, then STUFF, final SEAL-- TURNING BORING BURGERS INTO DELICIOUS GOURMET STUFFED !