If you aren’t familiar with TRX, founded by a Navy SEAL, their products have become a favorite of high performance people from all over the world, from the military to professional athletes.

Being someone who likes to train outdoors whenever possible, this easily storable suspension band set has made it possible for me to get a serious workout in no matter where I am. On a regular basis I take this set, which comes with a great amount of programming, to the park to get a dynamic, muscle-building session.

These bands are already more durable than most I’ve tried, which is great when you are constantly using them with trees and other anchor points. They can easily be popped into your gym bag, or if you need one, they come with their own travel pack.

The fact that it’s over 30 percent off right now is a deal you shouldn’t ignore.

Read More: The Best Resistance Bands, Tested By Us