Nightwear, also known as sleepwear or nightclothes, refers to clothing designed for wearing during sleep or relaxation. It includes a range of garments, such as pajamas, nightgowns, sleep shirts, and more, made from a variety of materials, such as cotton, silk, satin, or flannel. Nightwear is designed with comfort in mind, often featuring loose and breathable fabrics and relaxed fits. It is available in a variety of styles and designs, including simple and modest, to luxurious and elaborate, to suit various preferences and occasions. Nightwear can be an essential part of a good night's sleep, providing both comfort and a sense of relaxation at the end of a busy day.