The Jobe Dual unisex life jacket is a 50N ISO certified life jacket. The lifejacket is made of strong and lightweight nylon on the outside and sturdy PE foam on the inside. The soft nylon sides and adjustable webbing straps make the vest suitable for almost all body sizes and shapes. With its soft nylon sides and adjustable straps, this vest fits almost everyone. The D-rings ensure that you can use the vest safely on the water.