Description Are you looking for a professional and practical child window lock? If yes, look no further! Our window child safety lock must meet your needs. This child window lock is made of 304 stainless steeland aluminum alloy material, durable and sturdy for long-lasting use. Fine workmanship ensures practicality and durability. Features - Color: Black - Material: 304 stainless steel, aluminum alloy - Size: 35.00X2.20X0.90cm/13.76X0.86X0.35in - Stainless steel cable effectively prevents accidents caused by falling doors and windows. - Window opening prevention device prevents accidental window falls when used with European and 23-slot frames. - Made of 304 stainless steel and aluminum alloy material that is wear-resistant and can withstand high temperatures. - Provides a practical and reliable alternative to other door and window safety devices on the market. - Excellent craft, carefully down to every detail to give it a chic and beautiful look. Packing list3 x anti-falling wire chains