The Arc'teryx M's Rho LT Zip Neck is a versatile base layer designed for active pursuits in cold weather. Made with high-quality materials, it offers exceptional warmth, moisture management, and breathability. The zip neck design allows for easy ventilation and temperature regulation, while the slim fit ensures a comfortable and streamlined fit under outer layers. Whether you're hitting the slopes or exploring the backcountry, the Arc'teryx M's Rho LT Zip Neck provides reliable performance and comfort for all your cold-weather adventures.