Material: Stainless SteelColor: Black/gold/red bronze/green bronze/silverSize: 180*123mm(7.09*4.84in)can be put in out of the attain of youngsters to forestall them from opening the door, providing additional protection for children.adds extra defense on your door to prevent others from sneaking into the room, holding your security and privacy.The chain of chain door lock allows you to keep the door slightly open for secure observation and ventilation. Package includes:1 x Security LocksNote:1. Please enable 0.5-1cm(0.20-0.39in) error due to manual measurement. 2. Due to the variation between different monitors, the picture might not replicate the particular coloration of the item. Thanks on your understanding!