Black Diamond M Lightwire Long Sleeve Tech Tee mountain-bike-tire Cuff Carbon co-injected Grilamid with

Cuff Carbon co-injected Grilamid with carbon-fiber reinforcement

The core is lightweight Paulownia wood

They're super lightweight and sweat-wicking

mountain biking

It comes with all the same tech features as Giro's adult helmets

Black Diamond M Lightwire Long Sleeve Tech Tee mountain-bike-tire Cuff Carbon co-injected Grilamid withA recycled cotton blend, four way stretch long sleeve built for climbers, hikers, and trail runners who want technical performance without sacrificing the comfort of natural fiber, the Lightwire Long Sleeve Tech Tee from Black Diamond wicks moisture efficiently and dries fast enough to handle back to back active days. The slim, athletic fit layers cleanly under a softshell or hardshell without adding bulk. Underarm gussets expand mobility for overhead