【Privacy Function】Designed specifically for privacy needs, the glass door knobs can be easily opened by simply turning. The uniqueness lies in the fact that after pushing the top pin to the locked position, the knobs can also be unlocked. This design not only simplifies the operation process, but builds a solid security barrier in your private space, ensuring comprehensive protection of privacy. 【Applications】 The door knobs have different colors for you to choose from, designed to match your needs in different scenarios, which is suitable for areas that require frequent on/off and privacy protection, such as bedrooms, bathrooms, study rooms, cabinets, etc., adding peace of mind and security to your private space. 【Easy Installation】Crystal door knobs with lock are suitable for doors with thicknesses ranging from 1-3/8'' to 1-3/4'',adjustable latch 2-3/8'' or 2-3/4''. There is no need for professionals to install, you can do it yourself after selecting the right door knobs, making it simple and easy to get started. 【Complete Accessories】The accessories are complete and ready to use. The package includes all accessories you need, ensuring that you do not need to purchase any other items. Simply prepare the basic installation tools to get started and complete the installation process, saving time and effor. 【Service】We are committed to providing quality crystal door handles and safeguarding privacy areas for every customer. If there are any problems with the item, please feel free to contact us at any time. Elevate the style and functionality of your interior spaces with our exquisite collection of door knobs. Whether you're seeking a touch of elegance for your bathroom, a modern flair for your glass doors, or a vintage charm for your entryways, our diverse range has something for every taste. Crafted with meticulous attention to detail, these door knobs not only add a visually striking element but also provide a secure and comfortable grip. From the timeless beauty of crystal designs to the privacy-enhancing options, each knob is a testament to superior craftsmanship. Explore our interior door knobs with lock mechanisms for added security, or indulge in the glamour of crystal knobs that catch the light in captivating ways.