A disposable dog boot comprising a single, seamless piece of flexible latex or polymer material having a bulbously shaped, bottom closed end and a top open end of a smaller cross-section, wherein when a paw of the dog is slipped into the boot, the bottom end covers and loosely conforms to the paw to protect the paw, and the top end flexibly and removably secures, through the materials elasticity, the boot to a leg of the dog.