INSULATION:
- 3-Layer Merino wool blend insulation with wicking air mesh and perforated air trap foam.
- Castle Cold Shield® Technology: removable insole, wicking wool blend with metallic heat reflecting layer
WATERPROOFING:
- Fully integrated Castle DRY-X® waterproof membrane.
- Weatherproof treated shell materials include 1000D nylon upper with Armstrong PU coated leather
FEATURES:
- Reflective elements
- Molded high abrasion toe
- Castle Quick Connect buckle system
- Snow shield gaiter with bungee cord lock
- Rubber sole with internal EVA shock comfort chambers
- Comfort Rating: -60*F / -51*C
- Replacement insoles available