Beautifully designed Signs ByLITA Portrait Round Notice Microwave Oven In Use Sign with Adhesive Tape, Mounts On Any Surface, Weather Resistant, Indoor/Outdoor Use for your home, office, business or school. Dimensions: 5"H X 7"W Premium Lasered Engraved Plastic Sign includes, optional, strong foam double sided adhesive tape for mounting on most surfaces. Perfect sign for your home, office, business or school. Our Signs ByLITA Portrait Round Notice Microwave Oven In Use Door/Wall sign can be attached to the door, wall or window of your home or business. The sign has been laser engraved so the words are all etched into the plastic. Comes in multiple colors.