Patented, removable tenderizing-cartridge design makes cleaning easy and complete. Maximizes cooking results from less expensive cuts of meat. Creates thin heating channels in the meat that allow for: Reduced cooking times by up to 40%. Improved penetration andabsorption of marinades and rubs by up to 8 times. More even cooking across varying thicknesses formore consistent results. Reduced shrinkage with no loss of natural juices. Easiest clean-up in the category. Certified by the National Sanitation Foundation (NSF) for safety and cleanliness. Backed by Jaccards Limited Lifetime Warranty. Dishwasher safe.