Mountain Hardwear Absolute Zero Overboot:
When temperatures drop to the point your boots and gaitors aren't cutting it, pull on the Mountain Hardwear Absolute Zero Overboot. The Overboot delivers the warmth and functionality essential for high altitude expeditions. They are built crampon-tough with a Duraguard lower, and closed-cell foam inserts, and FTX™ Ultra face fabric have unsurpassed durability and waterproof protection.