80% Cotton, 15% Acrylic, 5% Spandex. Machine Wash COZY & FIT - One size fits men's US shoes size 7-13 and women's 8-14, EU 38-47, UK 6-12. These fun novelty dress socks are made from cotton, acrylic, spandex, which holds the shape of the sock intact, it provides a great feeling of comfortable and it will fit your feet perfectly just like tailored ones. They are designed in variety of cool patterns and fit adults with a super comfy and include the perfect stretch for your feet. PREMIUM QUALITY – The dress socks are comprised of finest combed cotton to create the perfect socks. The soft cotton provides extra smooth feel to your skin and makes our socks comfortable to wear, moisture-wicking and breathable to keep your feet fresh and dry all day. These high-quality socks materials wash easily without pilling, tearing or getting out of shape. The decent thickness keeps your feet cool at all seasons, which makes these crew dress socks perfect for all year wear. COLORFUL FUNKY DESIGN – The colorful striped pattern funky dress socks go well with both business attire and casual outfits. Varity of designs will add a splash of fun and fashion under your casual or dressier outsuits. As they come in 5 different colors, you can match them with pretty much anything you have in your wardrobe. Start your day right with a different pair of socks each day. PERFECT GIFT CHOICE – Great socks often make great gifts, various colorful fashion funky dress socks are great for the office and casual environment as well as outdoor activities and party wears. Perfect for all seasons on father's day, mother's day, christmas, birthday, anniversary, holidays or casual day, best gifts for families, father, mother, husband, wife, son, daughter, friends or other special one you think. 90 DAYS NO-HASSLE MONEY BACK GUARANTEE – To ensure you're completely satisfied with your purchase, we offer you a 90 DAYS NO-HASSLE MONEY BACK GUARANTEE, so feel free to message us if you have any questions or any problems, we will provide you with a satisfactory response within 12 hours. Your review and feedback make a better DRASEX. This affordable and thoughtful gift will surely be treasured by your loved one.