Hamburger Patty Maker - The Original Patty Press - Perfect Burgers Every Time, From 1/4" to 1 1/2" Adjustable patty thickness from 1/4 inch to 1 1/2 inch Patty diameter is 4 1/2 inch Non-stick coating for quick and easy clean-up Heavy duty aluminum construction NOTE: All Burger Presses should use Patty Paper for easier use and clean up