The Under Armour Base 2.0 Crew Women's long underwear top is a versatile mid-weight layering piece made for those cold conditions on the mountain. Its thermal grid fabric helps trap heat, while the quick-dry construction wicks moisture to keep you drier and more comfortable during the day, no matter how hard you're skiing. With the 4-way stretch, you'll have no problem moving in every direction. Thermal Grid Fabric, Quick-Dry Construction, Anti-Odor Technology, 4-Way Stretch, Thumbholes, 95% Polyester/5% Elastane, Fit: Tight, Warranty: Lifetime, Wind Protection: No, Material: Synthetic, Weight: Mid, Type: Top, Wicking Properties: Yes, Water Resistant: No, Recommended Use: Snow, Antimicrobial: Yes, Anti Odor: Yes, Quick Drying: Yes, Moisture Wicking: Yes, Model Year: 2022, Product ID: 590224, Model Number: 1343321-001 XS, GTIN: 0192810166325