Promixx Vortex 2.0 Portable Protein Mixer REVIEW and UNBOXING The Promixx Vortex 2.0 is a Protein Shaker/protein powder mixer that promises more than all the others. But is the Vortex protein shaker necessary? Do you really need one? Available 3 colors here: http://goo.gl/1LR6Gv For more nutrition tips and advice visit http://www.ListedFit.com Follow us on Twitter www.twitter.com/ListedFit