1. Satin pillowcases are made of satin polyester fabric for optimum softness, ease of care, and are as soft to use as silk pillowcases. Satin pillowcases are stronger than silk ones and reasonably priced - gorgeous, luxurious satin pillowcases provide a smooth and stretchy feel to help you get a good night's sleep. 2. The easiest way to keep your hair beautiful. Compared to cotton pillowcases, satin pillowcases can reduce the friction of curly hair and reduce hair breakage. She does not absorb moisture to help maintain shiny, perfectly frizzy hair. Sleep on a satin pillowcase to prevent your hair from turning into a nest and getting tangled up in the morning. 3. Great beauty assistant for facial skin. Pillowcases are much softer, less rough than cotton of any yarn count, and won't cause your skin to wrinkle or strain. Keep your skin soft and moisturized and beautify your face - sleeping on a satin pillowcase will reduce friction, protect your eyelashes from creases and keep them healthy. Is the best choice to care for delicate skin! 4. Essential and easy to clean. It's cool in summer and warm in winter. Open envelope design, simple and stylish. No damage to pillowcase, easy access. 5. Very easy to care, machine wash cold water, gentle circulation, low temperature drying, do not bleach. Cold water fine washing can also keep clean, hang on a hanger to air dry rather than shake dry better!