"PLEASE KNOCK SOFTLY"---Shhh! It's naptime! Get some peace and quiet with this doorbell cover that actually covers your doorbell. No more failed signs hanging from your doorknob. People will actually let your child(ren) sleep! Well rested children = Happy children! This sturdy sign is designed for outdoor use. It comes with a plastic hook and Scotch All Weather Fasteners (UV and moisture resistant). The fasteners adhere to most surfaces. You decide if you want to leave or remove the hook from your wall. The sign can be hung and removed as needed. They measure 5x7 and are printed on a thick, sturdy plastic.