Salomon Women's Mountain Flex Hybrid Insulated Jacket Brilliant Olive Sale an upgraded cushioned heel pad an upgraded cushioned heel pad is designed to offer even more comfort Running tolerance helps you understand the real impact running has on your body so you can adjust your training to avoid overload and improve ClimateSync Technology: Insulation with laser cuts in the form of 3 point stars that follow your movements opening when you pick up the pace to let moisture escape and closing when you stop to keep you warm A combination of laser cuts and a textured inner surface promote airflow and moisture escape reducing the chances of overheating