Jeggings

[2] Since jeggings are typically made of a cotton/spandex blend, (cotton being the primary fiber in most denim, a kind of serge), they are often worn on their own as opposed to under a skirt or dress.

With respect to material, Jeggings fall into two main categories: The latter are more similar to skinny jeans than the former.

[3] Jeggings entered the fitness world by early 2010s, and were among the most popular clothing items of 2010, according to business reporting.

Many opt to wear jeggings in order to give the legging feel as well as the jean appearance.

[4] In 2011 "Jeggings" was entered into the twelfth edition of Concise Oxford English Dictionary.