The Brown Balloon Poo is about 3x larger in size than regular Poo. That's a lot of gas! It will also hang on the walls of your pet's room, like a regular balloon. You can have a maximum of 99 Brown Balloon Poos in your inventory. If you have three or more Brown Balloon Poos in your inventory, your pet will stop pooping Brown Balloon Poo. Your pet can still poo other types of poo.