Arc'teryx Rho Insulated 3/4 Bottom

Built for cold days in ski, snowboard and mountaineering boots, the Rho Insulated 3/4 Bottom combines Fortius™ Air 20 nylon with warm Coreloft™ Compact synthetic insulation. Torrent™ microfleece panels add targeted comfort and thermal performance around the lower leg, waistband and crotch gusset.

Its next-to-skin construction layers smoothly without unnecessary bulk, while articulated patterning and stretch support unrestricted movement on climbs, uptracks and descents. It suits winter athletes who need dependable warmth and mobility beneath technical outerwear.