[Safety and Privacy] This portable door lock is made of heavy-duty stainless steel and is designed to provide additional security and privacy when used with a door security bar. It helps prevent the door from being opened even under forceful attempts. [Easy to Install] No tools are required for installation, making it simple and quick to set up, suitable for anyone to install. [Universal Use] This interior door lock is ideal for use in homes (bedrooms), hotels, motels, college dorms, apartments, and other living spaces. [Portable Design] Compact, lightweight, and easy to carry, this door lock is perfect for travel. Color: Black Material: Stainless Steel Size: 8 cm Package Contents: 1 x Door Lock Note: The actual color may vary slightly due to lighting and display differences. Measurement may vary by +/- 1-3 cm.