It is a member of the Agave family and is actually a succulent.
The common characteristics of this plant include a bulbous trunk, which is used to store water, and its long, hair-like leaves that grow from the top of the trunk like a ponytail, giving the plant its renowned name.
Read more at Gardening Know How: Care Instructions For Ponytail Palm – Tips For Growing Ponytail Palms https://www.gardeningknowhow.com/houseplants/ponytail-palm/ponytail-palm-care.htm
Pony Tail 6"
Ponytail palm care requires dry soil, it is best to let them get root bound before repotting and when you do repot them, use a pot that is only an inch or two wider than the previous pot. If you repot them into a larger pot, they can get too much water at once, which can damage their growth and health.