This short tutorial breaks down the practice of ujjayi breathing.
The most commonly practiced pranayama in most vinyasa and hatha yoga rooms.

Recommended to watch this tutorial before beginning the "Daily Meditation for Inner Warmth" practice for the season of winter.

Learn the what, the why and the how.
Then sit quietly for a minute of so practicing the breath.

No props required, but a comfortable sitting position is essential for a deep, full breath.