Should you go Vivace RDM (reduced diameter) or Vivace with a regular shaft?
NSP paddles usually come with a standard diameter of 29mm, which is the perfect fit for 95% of paddlers out there. These standard diameter paddles will work in all paddling conditions that you can participate in.
By creating RDM versions of the Vivace, NSP recognizes that a select group of paddlers prefers a reduced diameter though: