Window stopper for child safety made of metal, designed to limit how far a window can open while maintaining ventilation. Approximate length 16 cm (6.30 in). Available in black or white. Key benefits - Prevents unauthorized opening and climbing out: helps reduce the chance of children opening windows fully without permission. - Controls window opening size: limits the gap to reduce strong drafts while allowing fresh air to circulate. - Durable metal construction: robust material for repeated use and long term performance. Product highlights - Material: metal for strength and stability. - Size: approximately 16 cm (6.30 in) in length to fit common window frames. - Color options: black or white to match interior finishes. - Intended function: restricts the opening range of a window to enhance household safety and comfort. Use scenarios - Child safety in family homes: install on bedroom or playroom windows to help prevent accidental falls. - Homes exposed to strong winds: limit the window opening to reduce sudden gusts while keeping ventilation. - Apartments and multi story buildings: use on frequently opened windows to control the opening width for added peace of mind. Compatibility and performance notes - Designed for use on typical window frames where a stopper can be fitted to control opening range. - Measures are approximate; allow for small variations in fit depending on window type and installation. Additional information - Please allow a possible 2 to 3 percent variance due to manual measurement. - Actual product color may vary slightly from images because of differences in display settings.