Spandex Fiber: An Elastic Marvel - Textile Explainer

Spandex is a synthetic fiber containing a maximum of about 85% segmented polyurethane and known for its high elasticity with an elongation capacity of approximately 600%.

Fine-knit socks in a soft cotton blend with soft terry inside.

3-pack terry socks

Where do Superman and Spider-Man put their shoes when making a

Fiber - Textile Explainer

Spandex or Elastane Fiber

Textile Explainer

What is Spandex Fabric: Properties, How its Made and Where

The Molecular Marvels of Hulk and She-Hulk - ChemistryViews

Textile Explainer

Spandex fiber