The Arc'teryx Rho Hybrid Insulated Bottom Womens offers exceptional warmth without the added bulk, making it an ideal choice for cold-weather activities. This base layer pant combines advanced materials like Fortius Air 20 nylon and Coreloft Compact synthetic insulation to ensure superior thermal performance. Designed for active pursuits, it features a next-to-skin fit that allows for easy layering and unrestricted movement. With its thoughtful construction and sustainable materials, this pant is perfect for alpine adventures, mountain runs, and more. High thermal performance with minimal bulk for cold-weather activities Fortius Air 20 nylon and Coreloft Compact insulation for warmth and durability Lightweight Torrent stretch microfleece panels for added comfort and flexibility Two exterior drop pockets for convenient storage Next-to-skin fit for easy layering and comfort Recycled nylon panels for light weather protection and sustainability Meets bluesign criteria for environmentally f