As the name suggests, the Rab® Kinetic Plus Jacket is made to move. It's a lightweight and stretchy softshell designed to breathe, helping you avoid overheating during heavy exertion. Those times when you're seeing red and you can hear your heartbeat in your skull. For cross-country skiing or fast and light touring, trail running, and anything that finds you up and breathing hard in the mountains, this is lightweight protection that'll keep your core temp regulated.