Happy birthday to MAMMUT’s all-time favorite: the Ultimate Jacket! The Ultimate VI SO Hooded Jacket Men is the newest version of the Mammut classic jacket. Suitable for virtually all activities thanks to a technical material combination of 3-layer Gore® Infinium® material, developed exclusively with Gore, 4-way stretch fabric and 3D backer. Breathable and with optimal moisture-wicking properties. The Ultimate VI SO Hooded Jacket Men; an all-year-round jacket for outdoor activities and everyday wear.