The OXO Pizza Wheel has a sharp stainless steel blade that is ideal for cutting through crusts and toppings. It's also a handy tool for all your other favorite foods: quesadillas, tarts, chopped salads, brownies, pie dough and grilled cheese. It's designed with a thumb guard that keeps your fingers safe, and it has a large, comfortable non-slip handle that lets you maintain control when you're on a roll. Dishwasher safe.