Upper: 100% recycled P.E.T. ripstop upper with a non-PFC durable water-repellent (non-PFC DWR) finish for added water repellency

ThermoBall™ Eco 100% recycled polyester insulation helps keep feet warm even when wet

Oso fleece collar lining for comfort

Collapsible heel with elastic side panels for easy on/off

Sole Unit: Outsole made with up to 20% recycled rubber