PROTECT PRIVACY- Portable security lock can always keep your room safe and protect your privacy. After installing the security lock, the person outside the door cannot open the door with the key. A security lock prevents unauthorized access to your room. High Quality Material- The travel lock is made of high quality plastic and iron sheet, which is strong and durable, not easy to break, will not break or deform. The door lock is electroplated and carefully polished, the surface is smooth, the workmanship is good, and scratches can also be avoided when using the door lock. Windows are easy to install. All you need to do is insert the iron sheet into the door's card slot and gently close the door. The box has a heart-shaped hole into which the red button can be snapped. Safety locks do not require drilling and will not damage floors and doors. Convenient Anti-Theft Lock- There are two red anti-theft door locks, one red and one black. You can use one of them as an emergency door lock. The dimensions of the two door locks are 13 cm x 5.5 cm x 1.2 cm. A black storage bag is also provided for your convenience. Multifunctional Use- Portable door and window locks can provide security for solo travelers, students, single people and the elderly. Easy to carry, the security lock can also be taken to hotels, schools, offices, apartments, dorms, bathrooms, bedrooms and motels.