AddictOur newest hardshell harness in PURE 2. 0 construction. A DIFFERENT DIMENSION IN CONSISTENT TECHNOLOGY. Building on the Top Notch Alpha Harness, slightly more elasticity due to the PURE tm materials. Sitting perfectly between the ALPHA Carbon and the Vapor Pure tm. Combining the stiff hardshell with the full neoprene inner, the comfy and perfect Flex gen foam and equipped with the Alpha bar in electroplated titanium finish and of course, the original