These bed linens, typically crafted from cotton or a cotton blend, undergo a napping process to create a soft, fuzzy texture. This increased surface area traps air, providing enhanced warmth and insulation, particularly desirable during colder months. As an example, consumers seeking comfortable and warm bedding for winter often consider this type of product.
The warmth and comfort afforded by these bedding options contribute to improved sleep quality. The napped fabric provides a gentle, comforting feel against the skin. Historically, flannel has been favored for its durability and insulating properties, making it a practical choice for bedding even before widespread central heating.