Dumagat Freedive – Sylvain April 4, 2017 by Dumagat Freedive During warm-up, Sylvain Bes of Omniblue Freedive hung at 10 meters for 5 minutes on a single breath. Share this:Click to share on Facebook (Opens in new window)Click to email this to a friend (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)