The Talus Mens Long Sleeved Zip Neck Top Is A Soft, Thermal Base Layer. It Features Isotherm Fabric Which Keeps You Warm While Allowing Moisture Out. This Lightweight Base Layer Is Essential For Activities Like Skiing And Snowboarding.Breathable - The Fabric Allows Perspiration To Pass Out Of The Garment, Keeping You Cool And Comfortable Easy Care - This Item Is Machine Washable High Wicking - Actively Wicks Moisture Away From The Skin, Keeping You Dry And Comfortable Isotherm - Densely Packed Fibres To Retain Heat & Warmth Without Adding Bulk Lightweight - Great For Travelling, Comfortable To Wear And Easy To Pack Quick Drying - Thanks To The Fabric Composition, Water Dries Quickly Making It Great For Holiday Wear And Washing