Huggies little swimmers swim nappies size 3 4 give your baby the freedom to enjoy the water without the worry of little accidents happening huggies little swimmers have a special leak protection system to prevent any accidents in the water and easy opening sides for a quick change after swimmingr r the stretchy side panels provide a more comfortable fitr fun disney characters make the nappy look like real swimwearr they feature special absorbent material that wont swell up like a nappy