The women's Musher winter pac boot from Baffin is incredibly warm, comfortable, and lightweight. Designed for Arctic conditions, yet equally appropriate walking Fido; rated to -100C/-148F; Removable 8-layer liner with Thermaplush to insulate and wick moisture; Diamond-Lite waterproof cordura upper; quick-strapping for easy on-off and precise fit; built-in gaiter on top seals out the elements; premium Polar Rubber outsole for exceptional traction; reflective highlights for nighttime visibility; removable waffle and air-bubble insoles underfoot. Be warm and happy all winter long, in women's Musher boots.