Performance

High performance, tested insulation

At PrimaLoft®, our insulation materials go through rigorous performance testing. Extensive lab testing with our engineers is followed by real-world wear testing, ensuring the reliable performance trusted by 1,000+ global brands.

Performance isn't measured in the lab alone. It's proven in the conditions it's built for.

Proven where it matters most

30+ wear testers
Insights from outdoor experts.
316 testing hours
Built to endure extended use in demanding conditions.
Every activity
From the trail to the summit, and everything in between.
All over the world
Real-world feedback from some of Earth's coldest regions.

“At 0ºF this jacket is the perfect amount of insulation. I’m usually too hot with other jackets but this was perfect.”

Wear Testing

Elite athletes testing in real-world conditions

Our ambassadors and athletes wear test PrimaLoft products and technologies around the globe, providing real-world performance insights.

A week in subzero conditions

See how Dr. Peter Neff puts PrimaLoft® UltraPeak™ to the test in extreme cold and shares his experience in the environments it was designed for.

Out on the water

From quick evening sessions to full days on the river, Bri Dostie relied on PrimaLoft® ThermaStretch™ for unrestricted movement and lasting comfort on the water.

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Lab testing

Rigorous testing. Reliable results.

Our ISO/IEC 17025-accredited laboratory follows internationally recognized standards for testing competence and quality. This accreditation helps ensure our testing methods are consistent, reliable, and trusted across every stage of product development.