Challenge yourself with this 12-minute leg-day circuit led by fitness trainer Mercedes Owens [1]! Grab your mat and prepare to feel that moment of muscle burnout that will get your legs shaking by the end of this routine. She will take you through a series of squats, curtsy lunges, plank walkouts, and squat jumps that you can easily add on to your everyday workout.

POPSUGAR Premium Yoga Mat [2]

This nonslip, textured mat gives you an ideal amount of support and stability — not just for yoga, but for all your favorite workouts. It's made of latex-free PVC, and it comes with a bonus string sling that makes it easy to roll up and take wherever you go.

Mercedes's outfit: Koral