Highlight description: [Premium Metal Material] This portable door lock is made of high quality metal, which is sturdy and reusable for a long time. It has strong firmness. Even if it is pushed hard, the door cannot be opened, providing additional safety and privacy protection. [Easy to Install] Just insert the product on the door frame baffle and close the door. It is adjustable. You can tighten the screws by yourself until you know it is firm. [Protect Safety and Privacy] This product can protect security and privacy when going out, business trip, vacation or living alone, preventing unauthorized entry into the room. [Easy to Carry] This portable door lock has small size of 5.29.2cm, which is small and lightweight. It is easy to carry, and you can put it in your pocket, bag, or suitcase, taking up little space. [Widely Uses] Our product is suitable for travelers, college students, singles and more. You can use it at home, hotel, school and more. Detailed description: Product Name: Portable Door Lock Material: Metal Size: 5.29.2cm Color: black Quantity(Optional): 1pc, 2pc,4pc Application: home, hotel, apartment, school, travel, etc