Mammut Ducan III High GTX - Women's
Pickup available at spry
Usually ready in 1 hour
Lightweight boots designed for extra comfort on long hikes and multi-day tours. The FLEXTRON propulsion plate combines midfoot stability with increased energy efficiency and comfort over long distances and challenging terrain. High rebound EVA foam delivers excellent cushioning throughout the day. A durable upper and TPU reinforced rand protect against rocks and trail debris. The Vibram XS TREK outsole with Traction Lug has next-level grip for more confident footing – even in rain. A GORE-TEX membrane delivers waterproof and windproof protection. With an improved fit for more volume, the Ducan III High GTX boots are a staple for hitting the trails.
Features
Features
Specifications
Specifications
Shipping & Delivery
Shipping & Delivery
- Free shipping within Canada on orders $100+*
- $20 shipping on orders under $100
- $45 express shipping available
Most orders are processed and shipped the same day, or the next business day for weekend orders and orders placed after carrier pickup. You’ll receive a tracking number once your order has shipped.
*Oversized sale items (like skis, ski boots & poles), as well as dangerous goods are not eligible for free shipping.
Returns & Exchanges
Returns & Exchanges
We accept returns on full-price items within 30 days of delivery, provided the product is unused, in original condition, with tags and packaging. Sale items, climbing and safety equipment, fuel and food are final sale and not eligible for return (view full exceptions). A return authorization (RA) number is required by contacting us.
Customers are responsible for return shipping costs.
Exchanges are considered on a case-by-case basis and are subject to product availability.
How to measure
Standing on a level floor, measure your foot from the heel to the tip of your longest toe. Measure both feet and select size based on the larger foot, if different.

Men's Shoes Size Guide
| inches | US | UK | EU | MONDO (mm) |
|---|---|---|---|---|
| 9.7 | 7.5 | 6.5 | 40 | 250 (2.5) |
| 9.9 | 8 | 7 | 40 ⅔ | 255 (2.5) |
| 10.1 | 8.5 | 7.5 | 41 ⅓ | 260 (2.5) |
| 10.3 | 9 | 8 | 42 | 265 (2.5) |
| 10.4 | 9.5 | 8.5 | 42 ⅔ | 270 (2.5) |
| 10.6 | 10 | 9 | 43 ⅓ | 275 (2.5) |
| 10.8 | 10.5 | 9.5 | 44 | 280 (2.5) |
| 10.9 | 11 | 10 | 44 ⅔ | 285 (2.5) |
| 11.1 | 11.5 | 10.5 | 45 ⅓ | 290 (2.5) |
| 11.3 | 12 | 11 | 46 | 295 (2.5) |
| 11.5 | 12.5 | 11.5 | 46 ⅔ | 300 (2.5) |
| 11.7 | 13 | 12 | 47 ⅓ | 305 (2.5) |
| 11.8 | 13.5 | 12.5 | 48 | 310 (2.5) |
| 12 | 14 | 13 | 48 ⅔ | 315 (2.5) |
| 12.2 | 14.5 | 13.5 | 49 ⅓ | 320 (2.5) |
Women's Shoes Size Guide
| inches | US | UK | EU | MONDO (mm) |
|---|---|---|---|---|
| 8.5 | 5.0 | 3.5 | 36 | 220 (2.0) |
| 8.8 | 5.5 | 4.0 | 36 ⅔ | 225 (2.0) |
| 8.9 | 6.0 | 4.5 | 37 ⅓ | 230 (2.0) |
| 9.1 | 6.5 | 5.0 | 38 | 235 (2.0) |
| 9.3 | 7.0 | 5.5 | 38 ⅔ | 240 (2.0) |
| 9.4 | 7.5 | 6.0 | 39 ⅓ | 245 (2.0) |
| 9.5 | 8.0 | 6.5 | 40 | 250 (2.0) |
| 9.7 | 8.5 | 7.0 | 40 ⅔ | 255 (2.0) |
| 9.9 | 9.0 | 7.5 | 41 ⅓ | 260 (2.0) |
| 10 | 9.5 | 8.0 | 42 | 265 (2.0) |
| 10.2 | 10 | 8.5 | 42 ⅔ | 270 (2.0) |
| 10.3 | 10.5 | 9.0 | 43 ⅓ | 275 (2.0 |
| 10.5 | 11.0 | 9.5 | 44 | 280 (2.5) |
| 10.7 | 11.5 | 10.0 | 44 ⅔ | 285 (2.5) |
| 10.9 | 12.0 | 10.5 | 45 ⅓ | 290 (2.5) |
Reviews (0)
Reviews (0)
Secure Payment Methods



