Piriformis, IT band and glute stretches. These yoga stretches work on the muscles at the back and side of the hip joint.
Glute Stretches: 4 Moves to Stretch Your Glutes
Gluteus / Glute / Gluteal Stretch – WorkoutLabs Exercise Guide
Glute and Piriformis Stretches - Active Chiropractic
Glute stretches: the best yoga poses to do after leg day
Stretches for a Strained Gluteus Minimus
How to Stretch Glutes: 7 Ways to Ease Tightness and Tension
6 Best Glute Stretches to Try
How to Do the Glute Stretch
Pigeon Glute Stretch Illustrated Exercise Guide