Arc'teryx Womens Rho LT Zip Neck Elastane,Fleece,Polyester,Polyester Blend Imported 3" high 12" wide RHO LT ZIP NECK - Made from moisture wicking Torrent brushed polyester blend fabric, the Rho LT is a comfortable, warm baselayer for lower output activities in cool temperatures. It offers performance stretch, effective thermal regulation, and has an excellent feel next to the skin. WOMEN'S SPECIFIC DESIGN - optimizes the next to skin fit, articulated patterning and gusseted underarms add freedom of movement, flatlock seams minimize irritation, the tall collar seals in warmth, and the deep zip neck opens easily for rapid ventilation. LIGHTWEIGHT - Durable, high performance with minimalist design to achieve lightweight. ARC'TERYX ESSENTIALS - Versatile high performance designs for diverse activities and conditions. Durable and light. BREATHABLE MATERIAL - Allows moisture vapour to escape, helping regulate temperature and elevating comfort inside garment. RHO - Thermally efficient base layer with excellent moisture management properties. Has stretch comfort.