General description AlwaysH 3 Pieces Sliding Bay Lock is designed to enhance security for sliding bay windows and doors. Made from durable stainless steel, this adjustable lock provides an effective anti-theft solution while ensuring child safety by preventing unauthorized window access. Technical specifications Material: Stainless steel with soft plastic rubber pads Includes: 3 sliding bay locks and hex key for installation Adjustable width for various window sizes Installation Use the included hex key to tighten the lock by turning it to the right. Adjust the spacing of the lock as needed and place it on the window frame. Insert the key and turn it to adjust the width until the lock is secure. Usage Prevents children from opening windows and climbing out. Limits indoor ventilation while allowing fresh air circulation. Suitable for use in homes, offices, hotels, hospitals, and schools.