Like finding your favorite run, and then having it all to yourself, our super-warm Women's ThermoBall™ Traction Mule just got that much better when we leveled it up with soft-sustainable merino wool.

Features

• Sole Unit: 40% recycled rubber sole for supreme traction
• Collapsible heel with elastic side gore panels for easy on/off
• Lightweight ThermoBall™ Eco insulation retains warmth

• Oso fleece collar lining for comfort
• Upper: Sustainably sourced, non-mulesed, merino wool upper made of the finest and smoothest wool fibers keeps feet cozy and warm