stainless steel, to use without and rust The for will penetrate into the meats and help the marinades to permeate into the tissues quickly and deeply After use, just soaked in warm soapy water after a few minutes and wash it with the brush, also you can clean it with dishwasher Easy to carry, can be used for picnics, camping, It is small and does not take up space Don ' for t change the shape or appearance of the meats, create tiny Hot channel within the meats and help Marinade to permeation quickly, also it can reduce cooking for time by up to 40% and help to keep taste and flavour, let you enjoy your cooking