OBrien Youth Flex Life Jacket - Red When youre planning a fun day out on the water with family, ensure your young ones stay comfortable in the OBrien Flex Life Jacket. The vest is made from BioLite material thats lighter, faster drying, and more eco-friendly than neoprene. This US Coast Guard approved vest has a convenient zip closure and two adjustable chest straps to keep your kids locked in tight while they are having fun out on the water. BioLite construction is soft, lightweight, breathable