DescriptionMade of stainless steel and plastic, stronger, more practical and wear resistant. The window lock is good, which is great to prolong the service life. Sliding window lock is easy to use, and is a nice way to use to enhanced stability, ensuring your windows stay firmly in place.Features-Color:As Shown -Material:Stainless steel, plastic -Size:4.20X2.40X1.40cm/1.65X0.94X0.55in - Window lock for security, hassle-free installation for old-style windows, no drilling required. - Secure and sturdy low track window lock, designed to assure window safety. - Effortlessly move windows with the window lock for ventilation and cleaning. - Flexible adjustment options with the sliding window limiter to meet different needs. - Window lock perfectly matches low track windows without compromising aesthetics.