Definitions for "Base layer"
the performance-wear in contact with your skin very close contact. Worthwhile base-layer clothing, like DriClime®, will gently hug your body and transport moisture away from your epidermis and into the air or your next clothing layer. The base layer's mission is to keep you dry and warm.
A layer containing a variety of features often used for locational reference (e.g., section corners, political boundaries, and other major features) or to establish geodetic control which ensures geographic fidelity between data sets in the GIS.
The apparel in contact with your skin. The purpose of the base layer is to keep you warm/cool and dry.
a must thermal addition to your skiwear