If you want to be your favorite character, at least for one day, then you will need a fantastic Cosplay Onesie. Do you want to be the Cookie Monster? Or maybe Donald Duck? Whatever you choose, you will certainly be satisfied. These cosplay onesies are a great costume party prop, and they also double as pajamas. Furthermore, you can use them in the winter to keep yourself warm, and you will never get tired of them. It will be love at first sight when you discover how soft and snuggly they are.