Keeping warm and dry means layered clothing and layering starts with the inner layer. The function of the inner layer provides comfort by keeping the skin dry. Also called the base layer, this isn't just the old long underwear of the past, the main function, wicking, is to pull sweat and moisture away from the skin. Sun & Ski has Men's Base Layer from top brands like Thermotech,Hot Chillys,Marmot and Under Armour.Shirts,pants and more to keep you warm and dry in all the elements.