Arc'teryx Rho Crew Neck Long Sleeve Base Layer - Women's

When temperatures drop but your plans don’t, the Rho keeps you moving. This lightweight, stretchy base layer manages moisture, traps warmth, and feels soft enough to live in from the trailhead to the summit hut. Whether you’re skinning before sunrise or hiking through shoulder season chill, it regulates comfort so you can focus on the climb, not your layers.

• Torrent™ stretch microfleece wicks moisture and holds warmth to keep you dry and steady through effort
• Brushed interior feels soft against skin for lasting comfort on long days outside
• Trim fit layers cleanly without bulk under shells or midlayers
• Ergonomic seams and articulated patterning move naturally with every reach and stride
• Flatlock and merrow seams reduce bulk and prevent rubbing under pack straps
• Low profile crew neck layers smoothly with fleeces or insulated pieces
• Polygiene® treatment controls odour for multi day wear on backcountry trips
• bluesign® approved materials support responsible manufacturing