Here's why it's called the "magic jacket," built to withstand changing weather conditions: Nano Puff Jacket ● Lightweight, durable synthetic insulation that retains warmth even when wet, adapting to changing weather. ● Compactly packable, perfect for climbing and a wide range of outdoor activities. ● The latest version features a refined fit for enhanced mobility. ● A classic piece loved as a mid-layer staple, offering durability and versatility for seasons to come.