OBrien Mens Recon Life Jacket - Navy The OBrien Mens Recon is a harmonized life jacket, approved by both the United States Coast Guard as well as Transport Canada. The BioLite Inner core helps enhance breathability and performance by reducing the weight of the overall jacket. The split back panel with flex fit combo provides an excellent fit by stretching around the contours of your body. The adjustable belts are tucked in to avoid getting in your way or snagging on anything. The design features