stormST

waterproof and planet positive.

Using our plant-based membrane, event BIO laminates provide waterproof, breathable protection to help you comfortably defy the elements.

key features

Waterproof

Breathable

Windproof

PFAS Free

a PFAS free, bio-based membrane

A PFAS-free, bio-based membrane, eVent BIO offers a planet-positive alternative. A plant-based technology that defies the elements.

high performance plant-based protection

The light, tough, and flexible plant-based BIO membrane is paired with recycled or smartly sourced face and backer fabrics and finished with a C0 DWR. eVent BIO delivers the reliable, breathable waterproof protection you expect from eVent Fabrics, keeping you comfortable in wet or snowy conditions. This sustainable fabric technology helps reduce your carbon footprint without compromising performance.