The NEW Vexilar FLX-30BB is PACKED full of features!! So many that I am not even sure about all of them! However, here is a quick stab at some of the need-to-know features and benefits of the FLX-30BB and why I am excited to try one this winter! Also, how it compares to the FLX-28. You will not be disappointed either way!! How-to and why Vexilar.