Pants are apparelbottoms that have material which covers the entire leg, down to the ankle.
About Yoga:
Yoga refers to traditional physical and mental disciplines originating in India. Major branches of yoga in Hindu philosophy include Raja Yoga, Karma Yoga, Jnana Yoga, Bhakti Yoga, and Hatha Yoga. Outside India, the term yoga is typically associated with Hatha Yoga and its asanas (postures) or as a form of exercise.