Infant Girl's My First Minnie Mouse Short Sleeve Onesie by Jerry Leigh. This Minnie Mouse onesie is the perfect outfit for your little one to be lounging around or playing in! This onesie is lightweight and comfortable and features short sleeves for all-day wear. This onesie features a fun Minnie Mouse logo with snaps at the bottom to provide the best fit. This onesie provides your little one with a secure fit so they play all day long.