A protective ventilated suit (10) is provided for protecting a user from environmental hazards. The suit (10) is a unitary construction and includes a unitary body portion (12), a unitary hood (14), and a releasable fastener system (16) for releasably connecting a front portion of the hood (14) to the body portion (12). The suit (10) includes a pair of donning openings (42) extending from opposite sides of a neck opening (40) across a shoulder covering part (48) of the body portion (12) to allow a user to don the suit (10).