Stocking fiber is a type of fabric used to make stockings, and it is typically made from NYLON. NYLON is a synthetic polymer that was first developed in the 1930s and is now one of the most widely used fabrics in the world. It is strong, lightweight, and resistant to abrasion, making it an ideal material for stockings. NYLON is also known for its elasticity, which allows it to stretch and return to its original shape.