Jobe Progress Duel Buoyancy Vest - Red This unisex vests series is made with extra nylon side panels for easy adjustability and great fit. These side panels give the vests a great size range, which makes it easier to buy one vest for more people! 50N floating device, CE-approved according to ISO 12402.5. Made from nylon fabric Soft and comfortable foam that gives you the buoyancy that is needed to keep you afloat and light foam that is made from our signature lay up. Features nylon side panels for an adjustable fit. These side panels allow us to combine 2 sizes and make it easier to buy one vest that will fit multiple people. Includes a D-ring Water drain system included which make sure the vest drains all the water quickly thereby drying even faster and remaining lighter than ever.