Use the chart below to determine your size. If you’re between two sizes, order the smaller size for a tighter fit or the larger size for a looser fit. If your measurements for chest and waist correspond to two different sizes, order the size indicated by your chest measurement for tops and your hip measurement for pants.
Our three different fits - slim, regular, and relaxed - ensure that when worn together, layers move and breathe like a single garment.
A snug, close-to-body fit for low bulk layering.
Neither snug nor loose - garments that are worn solo or over other layers.
Loose fitting lightweight layers.
free returns & exchanges
The men's Helix Long Sleeve Zip is made with repurposed and highly insulating MerinoLOFT™, giving outstanding loft and minimal bulk. The recycled Polyester exterior is durable and sheds light precipitation, while a wool lining ensures a cozy feel and breathability inside. Ideal for fighting off shoulder season chill and light rain as an outer layer, the Helix Long Sleeve Zip also makes an incredibly warm insulating layer for winter sports worn under a hardshell.
Extreme Warm, lightweight, wind and weather protection
Icebreaker MerinoLOFT™ technology, secure zippered front hand pockets, secure zippered internal stash pocket with media cord port, internal storm flap, stretch binding at collar and hem, stretch side panels