The Womens Arcteryx Rho AR Bottoms are excellent for high output activities in cold weather. Made of Polartec Power Stretch, these Arc'teryx baselayer pants offer excellent moisture management and great warmth-to-weight ratio. The revised fit of the Rho AR Bottoms with the athletic stretch provide excellent mobility for active pursuits. Other features include plush interior for next-to-skin softness, chafe-free flatlocked seams, and a zippered thigh pocket to hold small items securely. The form fitting Womens Arcteryx Rho AR Bottoms can be worn as an insulation piece or as an outer layer during cool weather workouts.