6D Helmets ATB-2T Helmet Ascent Matte Black Camo - M/LProvides increased coverage, improved venting, lighter weight, and a sleeker profile than its predecessor while managing energy more efficiently over a broader range of energy demands The ATB 2T reduces angular acceleration energy transfer by means of the 3 dimensional displacement capability of ODS when subject to impacts Low threshold energy accelerations are also dramatically reduced providing a more forgiving helmet over a much broader range of