This "no set-up" mandoline slicer produces perfect slices in 4 different widths. Easy to use: turn dial on back for paper thin, thick and very thick slices. Safe—no blades to switch out. Use the corner notches to secure the slicer on top of bowls. Included handguard holds food securely and protects fingers. Blade: advanced ceramic. Handguard: ABS plastic. Handle: ABS resin. Dishwasher safe. Made in Japan.