Polyester Button closure Machine Wash Material: Our Socks Are Made Of 90% Polyester 5% Spandex 5% Rubber Band. Stretchy, Sweat Wicking, Soft And Gentle Care To Skin, Keep Your Feet Comfortable And Fresh All The Day. Perfect Size: 40 X 9 Cm (16 X 3.5 Inch), Fit Mens Shoe Sizes 5-10, Womens Shoe Sizes 6-11. Durable And Flexible, Both Male And Female Adults. Crazy Socks: Unique Pattern Printing Socks, Lovely And Cute Design Is Fashionable And Attractive, Easy To Match With Your Dress, Coat, Pants, Jeans, Shirts, Outfits. All Occasions - These Crew Socks Are Easy To Pair With Suits, School Uniforms And Apparel. Ideal For Running, Walking, Gym Fitness, All Sports Such As Hiking, Running, Hockey, Soccer, Basketball, Golf, Cycling And More. Best Gift: These Ankle Socks Are Best Gifts For Christmas Day, Thanksgiving Day, New Year, Birthday! Send These Crew Socks As Presents For Mom, Dad, Boyfriend, Girlfriend, Daughter, Son, Husband, Wife, Or Anyone You Love.