Salomon S/lab Ultra 10 Set Unisex Running Vest The Salomon S/lab Ultra 10 Set running vest is an exceptionally lightweight and comfortable piece, designed in collaboration with François D'Haene to meet the highest performance standards in ultra-distance races. This unisex vest offers multiple easy-access storage pockets and high-volume hydration flasks, allowing runners to efficiently carry their essentials. With a snug and precise fit thanks to SensiFit™ panels and an innovative sternum strap construction, it offers stability without sacrificing freedom of movement. It is the ideal choice for those seeking advanced and functional competition gear in trail running.