200407-N-YM718-0013 ROTA, Spain (April 7, 2020) Ear guards constructed from additive manufacturing by Seabees assigned to Naval Mobile Construction Battalion (NMCB) 1 will be utilized by medical personnel and patients at Naval Hospital Rota. NMCB-1 is forward-deployed to execute construction, humanitarian assistance, and theater security cooperation in the U.S. 5th, 6th, and 7th Fleet areas of operation. (U.S. Navy photo by Mass Communication Specialist 1st Class Caine Storino/Released)