These JCH108318 Chaco Women's Borealis Ledge WP Casual Boots are cold weather-ready and insulated with a coffee-based charcoal fleece lining that both warms your feet and traps body heat. Borealis Collection Wool and Polyester-Blended Upper Material Insulated with a Coffee-Based Charcoal Fleece Lining Seam-Sealed Construction Chacos LUVSEAT™ Footbed Provides Ergonomic Arch-Support for All-Day Comfort Protective Rand