Synthetic liningPremium Material - Super soft microfiber socks made of Polyester and spandex, providing maximum coziness for your feet and keeping you warm,comfy to wear all days.Lovely Design Socks - Multiple stylish socks for you to choose. Super toasty and light textures, adorable patterns. Come with 5 pairs winter sleeping socks.HIGH QUALITY - Very soft and plush socks. By using fine needle to dense the stitches while the sewing, it is durable and perfectly warm.FUNCTIONAL SLIPPER SOCKS - Women crew fuzzy socks are soft enough as sleeping socks as well as a great choice for slippers socks. You can also go out wearing it in heavy boots in the freezing winter.BEST GIFT CHOICE - Perfect for holiday gifts say Thanksgiving, Christmas, New Year, birthday for your partners, girlfriend or your daughters.