La Sportiva Helios 3 is a trail running shoe for the runner who wants a light and not least comfortable trail shoe for technical trail and diverse terrain. This shoe performs especially well on hard surfaces thanks to its soft midsole. La Sportiva Helios 3 Specifications Trail running shoe Neutral running style 4 mm drop Great for trail - and ultra running Designed for trail running, including racing and training on harder surfaces like dirt paths EVA-midsole Upper The La Sportiva Helios 3 upper is produced in rip-stop mesh with improved TPU to increase the durability of the upper. Its designed with a tight fit to guarantee your foot is safely locked in to increase the comfort of Helios 3. Midsole The classic and soft EVA midsole is designed with integrated MorphoDynamic technology which ensures an even softer sensation for your feet during your runs. Outsole The outsole is designed in FriXion with the Impact Brake system which provides a wear- and tear resistant and great grip in different types of terrain.