"Nylons" is a common term for stockings or pantyhose made from nylon fiber. Nylon was the first commercially successful synthetic thermoplastic polymer, introduced by the DuPont company in the late 1930s.
The brand was known for producing fully fashioned nylons (stockings with a seam), which were a staple of high-end Italian fashion. ala nylons wikipedia link
Today, you can see the ghost of Alaïa’s nylon experiments everywhere—from the modern "athleisure" explosion to the technical fabrics used by brands like Prada and Marine Serre. But for true connoisseurs, nothing replaces the original vintage pieces. They represent a moment in time when a designer used a simple synthetic fiber to prove that fashion could be both a technical marvel and a celebration of the human form. "Nylons" is a common term for stockings or