Designed for high-altitude mountaineering and ice climbing, the AKU Aurai DFS GTX men's boots offer maximum protection and warmth to help you endure cold environments for prolonged periods.
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- Kevlar® uppers with a Spider Frame over-injection resist impacts and abrasions while ensuring excellent freedom of movement
- Thermal insulation is supplied by GORE-TEX Insulated Comfort linings with 350 g insulation plus PrimaLoft inserts at the tongues and toe boxes
- Custom PRO anatomic felt insoles layered with aluminum enhance insulation and comfort
- 4–6 mm nylon and carbon-fiber lasting boards provide extra-stiff mountain performance
- Vibram Croda Litebase outsoles are compatible with automatic crampons, ensuring stability, grip and precision in the most technical passages
- Elastic fabric gaiters cover the entire boots, rising above the cuff for maximum warmth and protection from snow and ice
- Elica Natural Stride System enhances biodynamic efficiency to make walking easier
- Dual Fit System customizes your fit with 2 separate lacing systems—one to help control foothold while hiking, the other for a tighter, more precise fit when technical climbing
Imported.
View all AKU Men's Mountaineering Boots| Best Use | Mountaineering |
|---|---|
| Footwear Height | Mid-calf |
| Footwear Closure | Zipper |
| Waterproof | Yes |
| Type of Waterproofing | 3-layer GORE-TEX waterproof/breathable laminate |
| Upper | Kevlar fabric with polyurethane overlay |
| Lining | 350 g GORE-TEX Insulated Comfort |
| Insulated | Yes |
| Insulation | PrimaLoft inserts |
| Midsole | Dual-density polyurethane |
| Support | 4-6 mm nylon with carbon-fiber lasting board |
| Outsole | Vibram Croda Lightbase mountaineering sole |
| Can Be Resoled | Yes |
| Crampon Compatibility | Step-in |
| Weight (Pair) | 3 lb. 2 oz. |
| Gender | Men's |
AKU Footwear - Men's
| 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| U.S. Men's | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 |
| U.S. Women's | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | - | - | - | - | - | - | - |
| UK | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 |
| EU | 40 | 41 | 41.5 | 42 | 42.5 | 43 | 44 | 44.5 | 45 | 46 | 46.5 | 47 | 47.5 |
| Foot Length (in.) | 10 | 10.2 | 10.4 | 10.6 | 10.8 | 11 | 11.2 | 11.4 | 11.6 | 11.8 | 12 | 12.2 | 12.4 |
Sizing Notes
Measurements are stated in inches.