Material: zinc alloy, durable and solid structure, easy to clean by hand, not dishwasher safe. Scope of application: this modern design bottle opener is made with professional quality . The materials used are of very good quality and are perfect for restaurants, bars, wine cellars, wine shops, and can even make your wine look more professional at home. Instructions: Flared Corkscrew classic with original sharp thread to open bottles with natural and plastic corks, just screw the sharp needle thread into the cork, turn clockwise and get a better co-ordination. The mechanical device can completely open the cork. NO CORK RESIDUE IN THE WINE: The sharp twist drill easily and safely cuts the cork without breaking it or sliding it aside. The large rotating handle and the coated spiral allow an easy, almost effortless unclogging. Use the handy corkscrew to open the crown cork. Portable design: exquisite and compact, easy to carry, easy to open with just one twist, suitable for wine tasting with family and friends, suitable for all shapes and sizes.