Our Anchor socks will really keep your kid anchored, even in choppy water. Our toddler crews have non-slip silicone padding to help keep your little one on their feet. 73% Cotton, 25% Polyester, 2% Spandex. Made in S. Korea. Our threads are certified by OEKO-TEX® Standard 100, which means we leave out harmful chemicals to keep your skin safe and happy. Approximately fits children ages 1-2, shoe size 4-7.