Features: enhances your home security with this upgraded Patioes Sliding Door Security Foot Lock featuring Double keyed locking mechanism and childproof design, providing impenetrable Defense for both top and bottom rails of sliding glass door. This Multifunction door Defender offers screw mounted stability or no drill adhesive installation, adapting seamlessly to wood, aluminum, and PVC frame while preserving door/window integrity. Ideal for safety awake parent and pet owners, this foot operated lock prevents accidental openings by curious children while maintaining easy adult access through key controlled operation. firmly protect Patioes entries, balconies accesses, and horizontal sliding window in residential homes, apartments, or child care facilities with this Multiple functional security solution. Crafted from strong aluminum , the modest lock integrates discreetly with door tracks while its weather resistant construction ensures reliable Performances in indoor/outdoor environment . Specifications: Material: metal + ABS Size: about 12.5x2cm/5x1in & 70x35mm/3x1.4inch Package Includes: 1 set Keyed Sliding Door Lock note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.