Pillowcases are protective coverings for pillows, designed to keep them clean and hygienic. They are typically made from various materials, such as cotton, polyester, or linen, and come in different sizes to fit standard, queen, or king pillows. Pillowcases can be easily removed and washed, making them essential for maintaining a healthy sleeping environment. In addition to their practical function, pillowcases can also enhance the decor of a bedroom. They are available in a wide range of colors, patterns, and designs, allowing individuals to express their personal style. Many people choose pillowcases that complement their bedding or match their overall bedroom decor.