Aenergy Beanie

For fast-paced mountain missions or high-output winter training, we need headwear that can keep upand the Aenergy Beanie from Mammut delivers. Built with recycled ECONYL nylon, its warm, light, and built for motion. Whether were skinning uphill or scrambling above treeline, it fits snugly under a helmet or hood without bunching or slipping. Inside, a soft brushed fleece lining adds next-to-skin comfort while actively managing moisture, so we stay dry even when pushing the pace. Designed with input from athletes and alpine guides, its the kind of beanie we forget were wearinguntil we realize how well its working.