Usage Tips: PERFECT COOKING - Don't change the shape or appearance of the meat,create tiny Hot channel within the meat and help Marinade to permeation quickly, also it can reduce cooking time by up to 40% and help to keep the original taste and flavour, let you enjoy your cooking. HIGH QUALITY AND GREAT DESIGN:Durable to use without corrosion and rust, blades are sharpened on both sides for prolonged performance that stays sharp, even after frequent use. SAFETY AND EASY TO USE:The blades will deploy while you press it into meat, otherwise it won't. Automatically retract when you lift, just press several times, the sharp blades will penetrate into the meat and help the marinades to permeate into the tissues quickly and deeply. EASY TO CLEAN - After use, just soak in warm soapy water after a few minutes and wash it with the brush, also you can clean it with dishwasher. CONVENIENT TO CARRY - This meat tenderizer is easy to carry, can be used for picnics, camping, etc. It is small and does not take up space. Material:ABS+Stainless Steel Size : 16.5*15*3.5cm Package included: 1 x Meat Tenderizer Note Please allow 2-3 cm difference due to manual measurement. Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding(1 inch = 2.54 cm)