Mobile Warming Mens Merino Heated Base Layer Shirt Black RAVIN CROSSBOW CASE But it goes through jobs Size:13 IN But it goes through jobs like a T Rex on stainless steel steroids courtesy of a clip point blade style that makes virtually anything in its path history Groove Life hugely popular Perfect as a first layer for the coldest winter days but thick enough to be worn on its own during a late fall camping trip or early spring morning jog Thin enough to be worn under an outer layer snow jacket or rain gear but thick enough to be worn on its own the Merino Heated Baselayer is an essential piece of any outdoor person’s kit