04-12-2014, 08:36 AM
They kinda work like rubber bands. You compress the suit at the bottom of a squat, bench or deadlift (though the amount they help in deadlifts pales in comparison to squats or bench presses), and naturally want to expand in the direction of your lift.
![[Image: 2ccl6vs.jpg]](http://i48.tinypic.com/2ccl6vs.jpg)