PrimaLoft

PrimaLoft® is a brand of patented synthetic microfiber thermal insulation material that was developed for the United States Army in the 1980s. PrimaLoft is a registered trademark of PrimaLoft, Inc., the brand's parent company.
PrimaLoft synthetic insulations are used in the outdoor market in outerwear, gloves, sleeping bags, and footwear. It is also used as a down alternative in the home furnishings and bedding market in pillows, comforters, and mattress toppers.