The Men'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 base layer 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 base layer that can keep up with your demanding winter adventures then look no further than the Polarmax Comp4 Acclimate Zip Mock Neck. Clean Seam Next-To-Skin Comfort, Superior Acclimate Dry Moisture-Wicking, Xtreme Expedition Weight - Body Form Fit, Tech Face Finish / Brushed Fleece Next-To-Skin, 4-Way Stretch Fabric, Fit: Tight, Material: Synthetic, Weight: Heavy, Type: Top, Recommended Use: Snow, Antimicrobial: Yes, Anti Odor: Yes, Quick Drying: Yes, Moisture Wicking: Yes, Model Year: 2020, Product ID: 566080, Model Number: 5P11A-11 060 S, GTIN: 0785146542217