The ultimate heat-regulating performance base layer — built with thermal mapping technology LIFA® and wool. H1 PRO LIFA® Base Layers use smart thermal mapping, our LIFA® technologies and wool to precisely control your body temperature, giving you the right amount of warmth in high intensity scenarios. The H1 Pro LIFA® Seamless 1/2 Zip features a half zipper, laser cut holes in your hottest areas and a snug, high-performance fit. Weight: 190g

Features:

• Multi-fabric seamless construction