This version of Sorel's Caribou features a wool inner boot to keep feet warm, dry, and cozy during activities in winter weather, along with a full-grain leather upper, waterproof construction, and slip-resistant traction.

• Comfort rated to -40°F/C for extreme warmth
• Removable, insulating 9 mm wool inner boot:
  ~ Wool manages moisture and regulates temperature for exceptional warmth
  ~ Reinforced seams and heel area for exceptional durability
  ~ Stretch front shaft ensures comfortable fit and seals cold air out
  ~ Sherpa Pile snow cuff to keep snow out
• Aero-Trac rubber outsole and nonloading lugs for sure-footed, slip-resistant traction on snow and ice
• 2.5 mm bonded felt frost-plug midsole increases thermal barrier between your feet and cold ground
• Seam-sealed waterproof construction to keep feet dry
• Waterproof full-grain leather upper for protection and durability
• Handcrafted, waterproof, vulcanized rubber shell to keep feet dry
• Shaft height: 10 in. (25.4 cm)