From the beginning of civilization, the human being protects the feet. At first, with simple shoes, made of leather. The socks that cover the entire foot came later, in the tenth century BC. The models that separate the big toe came from Egypt, between 300 and 500 BC, and were made to wear with sandals.
A company in the United States has developed hyper-realistic socks made of polyester, the product uses high quality photograph of animal paws. The sock is sold at the What on Earth Store for 12 Dollars and shipping can be done worldwide.
More info: whatonearthcatalog.com