Stable, waterproof leather hiking boots
Dark sand-black
High rebound EVA foam delivers excellent cushioning and all-day comfort.
The FLEXTRON plate provides stability, support and reduced fatigue on uneven ground.
Vibram XS Trek with Traction Lug offers strong grip, and the TPU‑reinforced upper protects against rough terrain.
Why we developed FLEXTRON
Mountain hikes demand endurance, confidence, and balance – especially on long trails. Traditional hiking shoes can lead to fatigue, ankle strain, and reduced energy when you need it most. FLEXTRON solves these challenges.
Overall rating: 4.5 / 5 from 2 reviews.
Review topics: [].
"I am so pleased I have finally found a pair of shoes that are comfortable out of the box. I love the extra space in the width to accommodate some space as feet swell later in the day. The lacing system works really well too. I sized up to accommodate thicker socks but I think they are true to size. I wish Mammut would consider a mid version of these boots."
"Great boot, surprisingly light and great grip, however boot is initially very stiff and having to break them in, couple of areas where boot feels uncomfortable against the ankle and foot but this is softening with wear. Would recommend to others especially for those looking to undertake long mountain hikes and navigating a variety of terrain. Am usually a size 4 but needed a size 5"
