Staff Sgt. Timothy Cruz practices donning and doffing procedures with the new Joint Firefighter's Integrated Response Ensemble suit July 28, 2011, at Kunsan Air Base, South Korea. Airmen participated in a final field evaluation of the suit testing the time to put on the J-FIRE suits versus the previous version. Cruz is a firefighter assigned to the 8th Civil Engineer Squadron. (U.S. Air Force photo/Staff Sgt. Rasheen Douglas)