Adopting plastic and stainless steel, the window lock is sturdy and strong, practical and not easy rust, which can serve you for a lasting time. Punch free window lock helps protect your window track from any potential damage caused by the lock. Features -Color:Assorted Color -Material:Stainless steel, plastic -Size:4.20X2.40X1.40cm/1.65X0.94X0.55in - Window lock security door stopper, easy installation without the need for drilling on old-style windows. - Window security lock is a strong and sturdy low track window lock, ensuring window security. - Convenient window movement with this window security lock for improved ventilation and cleaning. - Adjustable sliding window limiter allows for window opening as you like, seamlessly matches the aesthetics of windows. - Our lock is easily installed on sliding windows, providing an extra layer of protection that keeps your windows securely in place. Package list: 1 x Window Lock