Perfect for chopping onions, vegetables and more. Press soft knob to rotate blades for even chopping. Knob locks down for compact storage. Internal soft bumper absorbs shock. Chop in enclosed cup or on cutting board. Remove cup with a simple twist to prevent spilling. Clear cup has measurement markings and storage lid. Tab prevents food from accumulating on cup walls. Removable blade cartridge for easy cleaning. Symmetrical blade and cartridge guide walls for easy reassembly. Spoon included for scooping ingredients.