The Kilted Coaches Are Back To Show Us The Best Workout For A More Muscular Bum [NSFWish]

The Kilted Coaches are back and here to show us how to improve our glutes.

In their latest workout video, the hunky duo talk us through their favorite workouts guaranteed to help us get a firmer, more muscular derrieres.

Watch below, (watch to the end for a cheeky treat):

Bonus:

h/t: instinct