Modern balloons are made from materials such as rubber, latex, polychloroprene, or a nylon fabric, while some early balloons were made of dried animal bladders, such as the pig bladder.
Modern balloons are made from materials such as rubber, latex, polychloroprene, or a nylon fabric, and can come in many colors. Some early balloons were made of dried animal bladders, such as the pig bladder.