- Double Lock Design : Our sliding window locks utilize a double screw mechanism to securely mount on sliding window and door rails. This design prevents slipping and enhances stability for your windows and doors. - Convenient Ventilation : Easily adjust your windows for ventilation using the included hexagonal switches. No additional tools are required for installation, making it user-friendly. - Rubber Cushioning : Each lock features rubber cushioning to prevent scratches and damage to your window frames while improving durability and performance. - Compatibility : These locks are designed for sliding windows, sliding doors, and vertical doors. The locks measure 2.4 inches in length and 0.4 inches in width with rubber cushioning, compatible with rails up to 0.67 inches wide without cushioning. Be sure to measure your rails for a proper fit. - Durable Material : Constructed from robust aluminum alloy with an anti-rust coating, our window locks are ideal for enhancing the security of white sliding windows and doors. - Secure Your Home : Ideal for keeping windows slightly ajar for fresh air while ensuring they cannot be fully opened without breaking. This feature enhances home security and provides peace of mind, especially with young children or pets. - Practical Applications : - Secure sliding patio doors or glass doors while allowing airflow. - Install in children's rooms to prevent accidental falls. - Enhance security in various areas of your home without compromising ventilation. - Package Information : Each package includes four sliding window locks complete with rubber cushioning and hexagonal switches. Multiple locks can be applied to increase security across multiple windows and doors.