Another nightwear piece, the chemise is a tight-fitting piece designed for your upper body. Yet some do vary in size, going as long as to your mid-thigh. Chemise's can be worn in many different situations, either as lingerie typically worn under formalwear or simply worn as sleepwear. A chemise is normally made from light and soft materials such as silk, cotton or satin. Whether used as sleepwear, lingerie or intimate apparel, you'll feel good wearing it.