Arcteryx says about the Rho Bottom Women's
Lightweight Torrent™ stretch fleece is made with wicking yarns, provides warmth and performance stretch | Polygiene® antimicrobial treatment provides lasting odour resistance | Higher mid-rise design with a wide waistband for comfort and easy layering | Laminated zippered thigh pocket sized for smartphone | Merrow seam construction reduces bulk and enhances comfort | Next-to-skin fit aids thermal efficiency and fabric performance | Articulated patterning and gusseted crotch for mobility and comfort