Our silk pillowcases are made of 100% 25 momme pure silk on both sides, which is soft and smooth, providing smooth touching to your skin and protecting your skin from facial wrinkles. The pillow case is so suitable for four seasons and can meet the needs of warm in winter and cool in summer. Convenient envelope closure design makes it easier to put in or take out the pillow insert, but also avoid dust and dirt from entering your beloved silk pillow. Mulberry Silk Pillowcase for Skin 25 Momme 1Pcs. The pillowcase silk can improve the style of room and enhance your sleeping quality. The delicate silk pillowcase gift box makes it to be the best gift idea on Birthdays, Valentine's Day, Christmas, Thanksgiving gifts. Hand wash highly recommeded. Hand wash at 30 degrees Celsius using a suitable cleaning agent. Hang to dry, cool iron.