Progressive International S4 Dual Edge Box Grater with Etched Stainless Steel Grating Surface Tower grater with 2 etched stainless steel grating sides for coarse and medium grating Patent-pending, extra-sharp etched stainless steel grating surface for higher output V-style blades for faster, smoother, straighter grating Large curved handle on top; non-skid base for stability; snap-on cover Dishwasher safe