A pet harness and life vest is disclosed having a body portion which includes an outer shell which forms an envelope in which resides an inflatable bladder. The inflatable bladder includes a back portion and two oppositely disposed side chambers or portions. The inflatable bladder also includes a manually actuated air pump having a bulb with a check valve which in turn is coupled to a release valve and an elongated air tube sealed to the inflatable bladder for the introduction of air into the bladder. The pet harness also includes a flexible chest strap and a flexible belly strap. Lastly, the pet harness has a hand grip which includes a coupler in the form of a D-ring to enable a leash to be coupled to the pet harness.