Trekking Treksta Bolt W Black Gore-Tex Woman for different types of activities. Very light and with good damping. Fully water-resistant thanks to the built-in GORE-TEX ® membrane, where the membrane allows your feet to breathe. Treksta's special Orma contributes to a perfect fit. Hypergrip ® natural rubber outer sole adapted to our climate and good fixation to all surfaces.