Tops are an item of apparel that refers to all garments that are worn to cover the torso. Tops may, or may not include sleeves to cover the arms.
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.