Puddle Jumper - Baby FloatersAbout this item Maximum security: The swim arm band is secured with a safety buckle at the child's back, so that the kid cannot open it alone; adjustable strap to fit all sizes between 15 30 kg (2 5 years) Freedom: The swimming aid for toddlers allows them to move and have fun freely and safely; the soft woven polyester adds extra comfort with less chafing and the swim discs do not cling to the skin Fun: kids all over the world use Sevylor puddle