Shower apparel is a type of clothing that is designed to be worn in wet or rainy weather. A RAINCOAT is one of the most common pieces of shower apparel, and it is an 8-letter word. Raincoats are typically made from waterproof materials such as rubber or plastic, and they are designed to keep the wearer dry in wet conditions. They often have hoods and pockets, and they come in a variety of colors and styles.