Dynafit’s Traverse Dynastretch Jacket is the ultimate lightweight and breathable jacket for fast summit ascents. Weighing in at a mere 192g, you will be flying uphill without being restricted with its 4-way stretch technology. With its elastic cuffs and hem, this athletic fit jacket will fit like a glove while still being able to react to each of your movements. The Traverse jacket also incorporates Active Airflow Ventilation to help keep you cool when you need it most. Did I also mention that it is wind resistant and water repellent?? The Dynafit Traverse DST M Jacket can do it all!