Stay True. Made in the Gym. Designed for the World

Mayhem Classic 2025

The collector tees are here.

Pre-order from April 4 to 10: ultra limited quantities.

The Cozy set is here!

The new collection for everyday wear and recovery.

Mayhem x Northern Spirit Tee
ultra limited.

STAY TRUE is more than just a tagline,
it’s our ‘raison d'être’.

Born in the gym in 2013, Northern Spirit is your guiding hand that keeps you moving in your training journey, so that you can continue to move outside of it.