Personal Training - Boulder

Define Defense offers martial arts, modern self defense, and private training in downtown Boulder.  

We offer unlimited classes for both adults and children, as well as a self defense program for women. 

Come experience our fantastic curriculum consisting of karate, Ju Jutsu, Judo and Brazilian Jiu Jitsu by taking a free class in our studio. 

We also provide yoga for cross training, circuit training classes and personal training packages.