Enhance Your Home Security: Instantly add additional security to patio doors and windows with this unique hinge-style sliding glass door lock; Not only does this door security device keep your space safe, it can also be used to childproof your home Easy To Install: The Burglabar patio door lock is simple to install - no tools required - and its crystal-clear design easily blends in; This versatile child-proof door lock can be used as a sliding door security bar or a sliding window lock Adjusts To Your Door: Our sliding glass door security bar can easily be adjusted to fit different doors sizes; Secure your home with a Burglabar security bar for sliding glass doors and windows and enjoy added peace of mind Sturdy Reliable: These durable security door locks come equipped with strong adhesive that adheres to glass like a weld for maximum strength; When properly applied, our sliding door and window security bars provide additional safety and security 20 Years of Experience: The creators of the original Addalock and Burglabar, Rishon Enterprises Inc. is dedicated to promoting safety, security, and privacy; Protect your spaces, whether at home or away, with our safety locks for doors