Isometric Arch strong training can be done with the heel trainers and the impulse trainers. Remember that they are different products with some crossover effects. This is the 3rd video in the video queue.

This is also how you can target 5  of the 12 fascial line. 

Kind in mind the greater the isometric contraction the farther the pull through the body. You want to feel the tension pull you down and in..

You should feel tremendous pressure build up throughout your body.