All-Metal Material - This portable door lock is made of aluminum alloy and stainless steel, upgraded with better sturdy and thicker. Extra hotel door lock keeps your security and privacy by preventing unauthorized entry, even with a key. A hotel essentials travel must-have for business trips or living alone. | Fit for Door Bolt: 0.75-1.1inch, Door Gap=1.2inch: - The security door lock is designed with two holes (1.1 inches and 0.75 inches) to fit a variety of door lock sizes. This door safety lock is ideal for use in hotels, apartments, dormitories, rentals, Airbnbs, bathrooms, bedrooms, or private rooms. Warm reminder: This door lock security is only suitable for inward opening doors with a door gap greater than 3mm. ??????? ?????? ????????????? | Easy to Install - Safety door lock for installation in seconds without any tools. Just insert the rectangular metal piece into the slot of the door lock, close the door, and then put the metal handle groove into the hole on the metal sheet, then no one can open the door from outside. Even in emergencies and in the dark, you could remove the lock in seconds! | Compact and Portable - The portable lock for the door is a size 5.1 x 1.54 x 0.32 inches. It's small enough to carry in a pocket or handbag when you are on a business trip or vacation. Using this travel door lock in a hotel or motel can guarantee your safety and privacy, especially at night, you can sleep with peace of mind. Travel door locks for hotel rooms are an ideal door security device when you're on a business trip or traveling. | Security Travel Present - If you are concerned about the security of your family and friends, send the door latch lock to them to keep unauthorized entry away. Our security door lock offer 18-month return and exchange service. If you are unsatisfied with the door lock you receive, please contact us for assistance.