Acrylic Machine Wash Premium Material: Our thigh high socks are made of high-quality soft acrylic fibres, it is very soft, stretchy, lightweight and skin-friendly, does not fade and no wrinkles. It can easily keep your feet warm and dry for all the day, and without sweat or odor, so it is a nice choice for winter. Proper Size: The total length of this warm leg socks is 100cm/39.37in, great elasticity make our socks fit most women. Our over the knee socks have a great benefit of great stretch, thus you can wear comfortably for all day One size fits most women with medium or slim built. Occasion: Our thigh high cable knit socks are the indispensable item in autumn and winter. This long leg socks make your legs more slender and attractive, easy to match with kinds of uniforms, shorts, Make you look more fashionable. Most suitable for matching with boots and skirts, a good choice to go to parties or wear at home. Ideal Gift: Good elasticity and warmth can reflect your perfect figure, and feel warm while being sexy. And as a fashionable and versatile product, it will be a perfect choice for Christmas gift, birthday gift, mother's day gift, Christmas stocking stuffer, valentines day gift or birthday gift.