OXO 1057959 Good Grips Chopper, White/Black Wave-pattern blades rotate evenly, chopping onions, nuts and other ingredients with precision Non-slip knob makes chopping safe and easy Scoop out chopped ingredients with included spoon, or snap lid on for a quick container Blade cartridge unscrews for speedy cleanup Symmetrical blade makes reassembly simple, knob locks down for smart storage Dishwasher safe, stainless steel blade