A model designed specifically for fell running races on wet and muddy terrain. Ideal choice for the vertical races and adventure races where maximum lightweight is essential.

The one-piece essential uppers guarantee lightweight comfort. The soft, lightweight, dual density, shock absorbing microporosa insole has been designed specifically for races over soft and muddy terrain. The FriXion sole is a versatile, ultra-sticky compound for technical, rocky terrain. The FriXion sole with Impact Brake System can fit AT grip spikes for stability on icy, muddy or snowy terrain.