The Arc'teryx Women's Rho LT Zip Neck is a popular choice among women's outdoor base layer tops on Amazon's most wished for list. This top is made from a blend of polyester and elastane, offering excellent stretch, moisture-wicking, and breathability. The lightweight fabric provides warmth without adding bulk, making it suitable for a wide range of outdoor activities. It features a zip neck design for easy ventilation and temperature control. The flatlock seams enhance comfort and prevent chafing. Whether you're hiking, climbing, or skiing, this base layer top is a versatile and reliable choice.