Sign plate for hanging over door knobs Double-sided design type. Front: Antiseptic, Back: Not Usable. For exterior entry doors or doors where guests are in offices, schools and facilities. Use as a guide to convey your space that has been sterilized in the room, etc. The shape is easy to hang and does not fall off. The plate itself is also resistant to water, so you can wash it with water or disinfect alcohol. Also helps prevent infections such as new corona, flu, etc. [Note] The color of the actual product may differ from the color of the product depending on your monitor settings or lighting in your room. Scrubbing with sharp objects may cause scratches.