["[US Size scale as follows] Mens sock size 10-13 Fits men’s shoe size 8-13. One size fits most men." [Comfortable & Breathable] Made from premium cotton these socks are super soft and lightweight allowing your feet to breathe and stay cool during strenuous activity. The thin elastic edging around the opening ensures the sock lays flat against your feet and prevents them from sliding down but not too tight. "[Long Lasting & High Quality] The high quality construction - 65%cotton32%nylon3%spandex gives these socks extra durability and flexibility during wear. For you this means a pair of socks great for all day wear no matter what youre up to." [Idea Gift Choice] These high-quality and fun saying socks are the perfect funky gift for Travel Enthusiast Crazy Socks Day Valentine’s Day Birthday Christmas Anniversary Graduation etc. [Wash & Care] Keep your socks looking their best for years to come. They can be washed by machine or by hand. Machine wash cold with no bleach and hang to dry. Tumble drying ironing and dry cleaning are not recommended.]