Base layers offer great protection from the elements no matter what the weather! Snowmobile base layers come in a variety of fabrics and weights, so you are able to customize for your needs. Up North Sports offers base layers from all your favorite brands, FXR, Klim, Castle, 509, FLY, TOBE and more! Put together your perfect men's base layer clothing set today. Orders within the continental US ship for free over $100!