Daily Archives: June 19, 2015


Mackenzie Dern Colorado Women’s Seminar 2

Girls in Gis and Denver BJJ Seminars presents the Mackenzie Dern Women’s Seminar Saturday July 25th 2015 MACKENZIE DERN IN DENVER COLORADO FOR THE FIRST TIME EVER! You don’t want to miss this opportunity to train with one of the most accomplished female competitors. Mackenzie is a black belt under […]