Adjustable door restrictor for doors in apartments, including interior doors and balcony doors. The adjustable range easily fits different opening gaps, offering flexibility and ease of use. Benefits - Improves child safety by helping prevent unintended door openings, useful in homes with kids and in nurseries or daycare settings. - Provides security and peace of mind for families with children. Key features - Made of carbon steel for long term use and durability. - Designed to withstand active children. - Installation options include screws or adhesive to suit different surfaces. Specifications and compatibility - Material: carbon steel. - Adjustable opening range to fit a variety of door gaps. - Suitable for interior doors and balcony doors. - Mounting: screws or adhesive. Use scenarios - Home with young children: restrict access between rooms to reduce risk. - Nurseries or kindergartens: control door openings to keep children in safe areas. - Apartments with balcony doors: prevent accidental closings or openings while indoors.