Unisex. S/LAB PULSAR. L41310800. Unisex Trail Running Shoes. The fast-paced trail shoe that's ready for take-off. Designed for Kilian Jornet to break some of the most iconic course records, the PULSAR uses cutting-edge technology from Salomon's legendary S/LAB. When he asked for a shoe to run fast on trails, our product development team took up the challenge: an ultra-light, precise and dynamic shoe weighing just 170g. With a soft sock-fit, reinforced breathable Matryx® mesh and new strategic cushioning, you'll feel like you're going to take off. Lightweight performance. With our lightest midsole and almost weightless advanced upper, you'll feel fast in one of the lightest S/LAB shoes ever, coming in at just under 170g.