Wikia

A survival suit was an item of armored clothing designed to protect the wearer against environmental hazards, such as extremes of heat or cold, humidity or dryness, and provided defense against mild radiation. Survival suits were similar in function to enviro-suits.

A popular model of survival suit was the Uni-Environmental survival suit. Vectac Systems, Incorporated produced many types of survival suit during the time of the Galactic Empire.