2 LEFT MEDIUM FLESH FLEXIBLE SEMI CUSTOM EAR MOLD INSERT RUBBER GEL EARPIECE Police Patrol Duty Gear 2 LEFT MEDIUM EAR MOLD Make "Secure" mean something! Trusted by LEO all over the world The ultra flexible material comfortably conforms to the shape of the users ear, even permitting telephone and headset use while wearing the Flexible Open Ear Insert.