80% Bamboo 17% Polyamide 3% Elastane Blend. Designed in the USA, Made in Turkey Machine Wash ?NATURAL & ECO-FRIENDLY MATERIAL: Hugh Ugoli knee high socks are made of high-quality bamboo fiber which is softer and more comfortable than cotton. Bamboo is ideal for keeping your feet cool or warm in all seasons, naturally suitable for your children, girls and boys. ?SOFT, BREATHABLE & COMFORTABLE DESIGN: Thanks to the bamboo, these cute kids tube socks are very soft and breathable. They are elastic and have a good stretch. Their improved cuffs hold socks comfortably in place. Reinforced toes and heels make them extremely durable for your kids. Our knee socks have comfort seam toe that do not irritate your feet. ?MULTI-FUNCTIONAL LONG SOCKS: Our black knee high uniform socks do not slip down easily, suitable for all seasons and school & everyday use for girls, boys, toddlers and also to wear with orthotics, especially an AFO. They can be worn indoors and outdoors, making them a great present option for your son/grandson or daughter/granddaughter on birthdays, Christmas, Halloween and other special occasions. ?ENJOY SIZE AND COLOR VARIETY: Our bamboo long school socks are solid colors and unisex, suitable from toddlers, little kids 3T to teens, young adults 14 years old. There is a wide range of colors such as Black, Dark Grey, Grey, Light Beige, Melange Grey, Navy Blue, Pink, Pumpkin Orange, Purple, Red, White and Burgundy. ?CARE INSTRUCTIONS: Hugh Ugoli bamboo socks are Machine Washable. Please, wash on a gentle cycle in warm water, max 86°F (30°C). We recommend ONLY LINE DRY for our knee high socks. The socks may seem to have shrunk after washing but they'll regain their original form when you wear them.