Thermal R®


What Is It?

Thermal R® is Marmot's proprietary family of polyester insulations specifically engineered to meet various cold weather needs.


How Does It Work?

The unique combination of multi-channel and hollow fibers is designed to provide maximum warmth while reducing the adverse effects of perspiration, condensation and humidity. The fine multi-channeled fiber transports away moisture while the hollow fibers provide excellent loft with minimum weight.


What Are the Benefits?

Thermal R® insulation is resilient, has excellent warmth to weight, and is highly durable.


Thermal R® Eco


What Is It?

Thermal R® Eco is Marmot's proprietary polyester insulation made of 100% recycled fiber used in our jackets, pants and gloves.


How Does It Work?

The unique combination of multi-channel and hollow fibers is designed to provide maximum warmth while reducing the adverse effects of perspiration, condensation and humidity. The fine multi-channeled fiber transports away moisture while the hollow fibers provide excellent loft with minimum weight.


What Are The Benefits?

Thermal R® Eco insulation is resilient, has excellent warmth to weight, and is highly durable.