Please Knock Sign
thingiverse
Tired of the doorbell waking the baby? Here is a simple please knock sign for the front of your house/ mailbox.
Download Model from thingiverse
With this file you will be able to print Please Knock Sign with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Please Knock Sign.