The Vassi II jackets ventilation openings and breathable material do their job when youre skinning up a fell or mountain slope, and on the descent its time to zip everything up and let it rip! The Vassi II is most at home in freeride skiing, but the same features also work well in many other winter activities, such as ski touring and Nordic skating. The jacket offers excellent freedom of motion, and its pattern and fit enables the use of a variety of base and mid layer combos. The ventilation zippers run partly along the chest and partly under the armsthey are extremely easy to access. The collar has a construction that allows it to be partially opened: beneath the main zipper there is perforation that provides partial protection while still allowing breathability. The Vassi II is made from the new Gore-Tex ePE 3L material, which contains no PTFEa big step towards sustainability without the slightest compromise in weather protection. - Gore-Tex ePE 3L material: fully water