Castle X Men's Barrier 2 Boot

Insulation: 3-Layer Merino Wool blend insulation with air mesh & perforated air trap foam. Castle ColdShield® Technology: Removable insole engineered from a wool blend with a 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.

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