Iron Heart IHJ-146 Nep Denim Windbreaker JacketProduct Description: The Iron Heart IHJ 146 is a vintage inspired windbreaker jacket crafted from unique 10oz nep denim fabric reminiscent of 1950s denim. This nep denim features characteristic cotton neps protruding from the surface, created by weaving with short fiber yarns at a slow pace for a rich, textured feel. The warp yarns are rope dyed indigo while the weft yarns are reactive dyed, giving the fabric a subtle light blue hue on the reverse