Yoga pants are a type of flexible, form-fitting pants designed for the practice of yoga as well as other physical activities that involve a lot of movement, bending and stretching. They are typically worn for sports and physical exercise, martial arts, dancing, pilates, or aerobics.
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Iggy Azalea Wearing Yoga Pants
These pants are generally made of cotton, lycra spandex, nylon, polyester, wool, or a similarly light and stretchy synthetic material giving the pants a very smooth and silk-like finish when worn.