Features: 1. Food grade plastic, stainless steel, professional quality. 2. Made of high quality and durable ABS plastic. 3. Stainless steel razor sharps blade blades will never passivate, discolor, rust or change shape. 4. Easy to store, with a protective cover to prevent any accidental cutting or blade damage. Specification: Material:ABS+Stainless steel Type:Meat & Poultry Tools Size:as shown Number of needles:48pcs Using direction: 1.When first use the meat tenderizer, suggest wash it. 2.Locate the pork chop, beefsteak, cooked meat or big meat on the cutting board, take down the protective cover of the meat tenderizer. 3.Press the tenderizer on the meat back and forth, run through the whole meat by order (dont run through on the bone). 4.Turn over the meat, use the tenderizer run through the whole meat crosswise. This method could make the meat to be cooked tasty and cooked quickly, and when cooking, please shorten the cooking time. 5.Wash the meat tenderizer by clean water and the temperature of the water dont exceed 80 degree centigrade. 6.Usually before tenderizing the meat, you could coat some pork oil or other cooking oil, thus tenderizing flexibly. 7.Please pay attention: this meat tenderizer blade is sharp, dont let the children reach. After using, please clean it and dry it. Package include: 1*Stainless Steel Blade Meat Tenderizer Note: Transition: 1cm=10mm=0.39inch Please allow 01cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you