The Isotherm is a multi-functional, lightweight jacket. The front panels are lined to cut the wind where it counts and the shell fabric stretches across the back and arms for freedom of movement. For 2019, we refined the cut, changed to an E-Z zip Vislon center zipper and added pocket zippers.

STRETCHABLE

Outerwear constructed to move with your body.

BREATHABLE

Moisture vapor is transmitted through the fabric layers.

THERMAL

Designed to keep your core warm.

ADVANCED DWR

Our Durable Water Repellant coating causes rain to bead up and run off.

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