Löffler CSL 3/4 Trekking Pants - The new 3/4 Trekking Pants CSL presents itself with minor updates. In addition to fresh colors, a pre-shaped knee area and an additional pocket on the thigh, the popular outdoor trousers have been equipped with an elastic zone in the waistband for an even better fit. In a straight comfort fit with little waist and plenty of freedom of movement.