The Arcteryx Rho LTW Bottom Womens is a lightweight layering pant, using the highest quality New Zealand Merino Mountain Wool. Fine Merino fibres supply the Rho LTW Bottom with a comfortable next-to-skin feel. Added lycra holds the athletic shaping of this baselayer for prolonged performance wicking. The Rho LTW has a great warmth to weight ratio. The ArcTeryx Rho LTW Bottom Womens offers warm comfortable insulation for cool weather conditions.