The 40L Gul Backpack drybag has a sturdy construction in a cylindrical shape. Tough waterproof PVC makes it ideal for a multitude of watersport uses. Ideal for transporting soaking wetsuits, swimwear and accessories after a day on the water or for protecting dry apparel. Padded backpack straps for carrying heavy loads in comfort. Roll top, snap closure to ensure watertight seal.