Scarpa Ribelle Run Kalibra ST Trail Running Shoes Ribelle Run Kalibra ST is the perfect wrapping shoe for runners who are looking for maximum precision and stability on the softest and most technical terrain, designed for short or medium distances and skyrunning. Mesh Microfibre Upper Providing high levels of comfort and protection for feet to thrive on the trail ahead, the shoes utilise a combination of a mesh and microfibre upper. The mesh construction supplies your feet with a constant level of airflow and cool sensations, meaning overheating is prevented and you can remain focused on the trail ahead. Alongside this, the microfibre fabrics are soft and comfortable against your skin, helping to prevent irritation or abrasion, and with moisture-wicking properties, the shoes ensure that your feet remain dry. The materials work to effectively wick moisture from the surface of your skin, preventing an uncomfortable build-up of sweat, even during more intense sessi