Tip: The Best Trap Exercise You’re Not Doing People will look at you funny when you do this exercise. That's okay, your traps will be bigger and stronger than theirs. Take a look. by Christian Thibaudeau | September 24, 2016May 26, 2021 Categorized under Training The One-Arm Barbell Shrug Using a power rack and a barbell, shrug one side at a time. Lean forward slightly to increase the range of motion.