OBrien Mens Traditional BioLite Life Jacket - Black 2024 The OBrien Mens Traditional is a sleek, comfortable, eco-friendly life jacket that will have you loving your time on the water. The BioLite material adds breathability for faster drying and makes it lighter and more environmentally friendly than traditional neoprene, while still providing exceptional comfort. The segmented panels with the front hinge and the wide armholes allow the life jacket to move with you and minimize any hindrance in