Features Disney and Pixar designs COMFORT STRETCH: Stretchy sides for a comfortable fit. NO SWELLING: Unique absorbent material that won't swell in water like diapers. EASY OFF: Even when wet, tear-away sides make changes a breeze. LEAK GUARDS: Features special leak guards for added protection and back label for easy identification. Unlike disposable nappies, Huggies Little Swimmers do not swell on contact with water, allowing your little one freedom of movement to splash around and have an ideal time.