This inflatable sumo suit is certainly gonna cause a stir when you enter the room. It's battery operated so you don't have to waste your precious time blowing it up. Just be careful if you turn up to a house party with this one cause everyone's gonna wanna try.
If you have a habit of placing the spare key under the flower pot or the welcome mat in front of the door, maybe it is time to get a bit more creative and choose a bit safer option. This fake stone seems natural, and you can hide the key inside. The most important is that if you have more stones around your entrance, ...