Light, durable footwear providing comfort, support and protection on extended trail runs.
The long-distance shoe designed to adapt to all your training and adventure runs over mud, roots, and rocks. The spacious forefoot and secure midfoot hold deliver comfort and stability, the mud-releasing lug pattern gives you the control to rip and grip across any terrain, and the durable upper and Vibram® Megagrip outsole stand up to unforgiving rock and soft trails.
Customer service tips: This shoe is designed for a Comfort Fit, giving you the most space at the toe and a less snug fit around the foot.
Features & Specs
Technical features- Breathable
- Durable
- Abrasion resistant
Footwear construction- Dual-density midsole material and construction combine cushioning with lasting shock absorption and support for all-day comfort and stability on rugged terrain
- Lacing system provides a smooth pull and secure midfoot fit while preventing backslip
- Tongue pocket secures the laces, eliminates lace bounce, and prevents snagging
- Flexible external frame wraps the midfoot for a secure hold that prevents forward slide and toe bang
- Two woven PFAS-free upper materials are mapped to combine flex and breathability with targeted abrasion-resistance
- Flexible laminated TPU reinforcement zones add protection and abrasion resistance
- Flat-knit tongue wraps the foot to improve fit and lockdown
Footwear geometry- Mud-releasing custom 4mm lug pattern provides grip on hardpack and bite on soft trails
- Offset (Stack height): 6mm (25mm : 19mm)
Footwear liner construction- Form-moulded sockliner is smooth and comfortable
Footwear outsole construction- Vibram® Megagrip outsole with LITEBASE technology delivers durable, surefooted performance across a range of conditions while shedding every gram possible
Size 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11,11.5, 12, 12.5, 13
Weight (1/2 pair)270g / 10oz
Sizing chart
FOOTWEAR
Footwear sizing chart
cm | US M's | US W's | UK | EU | Mondo |
Your foot measurements:22 | 4 | 5 | 3.5 | 36 | 22 |
22.5 | 4.5 | 5.5 | 4 | 36 ⅔ | 22.5 |
23 | 5 | 6 | 4.5 | 37¹/₃ | 23 |
23.5 | 5.5 | 6.5 | 5 | 38 | 23.5 |
24 | 6 | 7 | 5.5 | 38⅔ | 24 |
24.5 | 6.5 | 7.5 | 6 | 39¹/₃ | 24.5 |
25 | 7 | 8 | 6.5 | 40 | 25 |
25.5 | 7.5 | 8.5 | 7 | 40⅔ | 25.5 |
26 | 8 | 9 | 7.5 | 41¹/₃ | 26 |
26.5 | 8.5 | 9.5 | 8 | 42 | 26.5 |
27 | 9 | 10 | 8.5 | 42⅔ | 27 |
27.5 | 9.5 | 10.5 | 9 | 43¹/₃ | 27.5 |
28 | 10 | 11 | 9.5 | 44 | 28 |
28.5 | 10.5 | 11.5 | 10 | 44⅔ | 28.5 |
29 | 11 | 12 | 10.5 | 45¹/₃ | 29 |
29.5 | 11.5 | 12.5 | 11 | 46 | 29.5 |
30 | 12 | 13 | 11.5 | 46⅔ | 30 |
30.5 | 12.5 | 13.5 | 12 | 47¹/₃ | 30.5 |
31 | 13 | 14 | 12.5 | 48 | 31 |
31.5 | 13.5 | 14.5 | 13 | 48⅔ | 31.5 |
32 | 14 | 15 | 13.5 | 49¹/₃ | 32 |
Activity Mountain Run
Model X000009614
Manufacturing facility Idea (Macao Commercial Offshore), China
Fit & Sizing
How to choose your size for footwear with a Default Comfort Fit
If you want to stay with the default roomier Comfort Fit: choose the size equal to your measured foot length.
If you prefer a performance-oriented Precision Fit: choose ½ size smaller than your measured foot length.
If you prefer a close Technical Fit: choose 1 full size smaller than your measured foot length.

Materials & Care
Materials- Lining: Textile
- Insole: Textile
- Outsole: Rubber