Sliding Window Locks with Key6 Sets for Horizontal Vertica Window Window Locks, Aluminum Stops, Sturdy Long-Lasting, Lock Closed or Ajar for Safe Ventilation Protecting Family & Pets

MEASUREMENT OF TRACK DIMENSIONS: Before ordering, measure your window track to ensure compatibility with your window hardware. The track height must be greater than 0.48 inches, and the track width must be less than 0.61 inches. Measure your window track first for a better shopping experience.
FAMILY SAFETY ADJUSTABLE WINDOW LOCKS: Installing adjustable safety window locks helps reduce the risk of loved ones and pets falling from windows. You can lock windows fully when closed or adjust and lock them at any secure position to leave a proper ventilation gap, helping avoid fall hazards caused by overly wide window openings. These locks provide safety protection for your family while allowing fresh air circulation.
MULTI-FUNCTIONAL AVAILABILITY: Sliding window security locks are suitable for vertical and horizontal windows and can be used in homes, bedrooms, apartments, offices, and other spaces. The locks are made of aluminum alloy, which is sturdy, durable, and non-deformable.
EASY INSTALLATION: Quick 3-step installation requires no additional installation tools or drilling.
Step 1: Place the lock in position to control window opening.
Step 2: Insert the plastic washer to prevent the window track from being scratched.
Step 3: Tighten the screws. The window lock can be installed on the side track and center track of sliding windows. The vertical heart key can be used according to different tracks