High-Speed Thawing: The defrosting tray is made of aluminum alloy, a specially synthesized metal with excellent thermal conductivity. This means lightning-fast heat exchange, allowing you to defrost food in record time.The sink design on this defrosting cutting board enables efficient drainage and provides a convenient reservoir for storing melted water. High and Low Temperature Resistant: The fast thaw tray is designed to withstand high and low temperatures with ease. And it is completely safe to come into direct contact with food ingredients, ensuring health. With Integrated Knife Sharpener: This is a 4-in-1 double-sided cutting board that also comes with a knife sharpener. Allows you to easily switch from chopping vegetables to sharpening dull knives, saving time and improving efficiency. Grinding functionOur defrost chopping board aluminum alloy is a household cutting board with grinding teeth, which also has a grinding function. Whether grinding garlic or other vegetables, used for grinding garlic, apple mashed, mashed potatoes. All very convenient. Easy to clean, no need to worry about stain residue. Space-Saving: Our rapid thawing tray features a handy hanging ring on the cutting board edge, allowing you to conveniently hang and store it wherever you like.