Katrin is a 10 minute workout by SvalaCore. You'll do a cardio and core warmup, then two sets of lower body exercises and planks.
WARMUP:
10 jumping jacks
:30 jump rope
10 inchworms
WORKOUT:
2 times through, 15 seconds rest between each exercise
1:00 air squats
1:00 alternating reverse lunges
1:00 side lunges
:30 plank
:30 plank
STRETCH:
Supine hamstring stretch with strap