High Quality MaterialMade of zinc alloy with spring inside easy to open and close you can wash it with water freely Widely UseGreat for your favorite Crab Lobster Seafood Shellfish Oysters and Nuts Nonslip HandleThe handle of the walnut nutcracker is crafted with a nonslip design which is comfortable and convenient for you to hold and will save your efforts A NECESSARY TOOL Simple Nutcracker Walnuts regardless of the size of the nut cracker Easily crushes stubborn nuts in seconds Easy to clean just wash and dry under running water