The Women's Comp4 Acclimate Zip Mock Neck from Polarmax was created for long days on and off the mountain. Designed with warmth and comfort in mind this baselayer features Acclimate Dry-Moisture-Wicking to keep you feeling comfortable after a long day on the slopes. The Next-To-Skin fabric and seam construction combined with the Intense Quick Drying make transitioning from the slopes to the lodge simple and smooth keeping you chafe-free and warm. If you want a baselayer that can keep up with your demanding winter adventures then look no further than the Polarmax Comp4 Acclimate Zip Mock Neck. Xtreme Expedition Weight - Body Form Fit, 86% Acclimate Dry Polyester - 14% Spandex, Superior Acclimate Dry Moisture-Wicking, Intense Quick Drying, 4-Way Stretch Fabric, True Body Fit - Sizing Up Is Recommended, Fit: Tight, Warranty: One Year, Material: Synthetic, Weight: Heavy, Type: Top, Wicking Properties: Yes, Recommended Use: Snow, Antimicrobial: Yes, Anti Odor: Yes, Quick Drying: Yes, Moisture Wicking: Yes, Model Year: 2020, Product ID: 478988, Model Number: 5P31D-11 BK S, GTIN: 0785146541814