Helly Hansen H1 Pro Lifa 1/2 ZipMulti-fabric construction
The ultimate heat regulating performance base layer constructed with smart thermal mapping technology and featuring the best of LIFAŽ technologies in one 1/2 zip top.
H1 PRO LIFA Base Layers use thermal mapping and our LIFAŽ technologies to precisely control your body temperature, giving you the right amount of warmth in high intensity scenarios. This base layer also features a comfortable hood and thumb holes so it'll stay in place when you throw on your midlayer.
Body heat regulation panels
Merino wool exterior combined with LifaŽ technology interior
Merino Wool Panels
Body Mapping Technology
Main Fabric: 68% Merino Wool, 32% Polypropylene
Secondary Fabric: 100% Polypropylene
Mesh Fabric: 80% Merino Wool, 20% Polyamide