Solartex carries Swim Diapers and Swim Diaper Shorts / Trunks, including the Iplay ultimate swim diaper. Reusable swim diapers and disposable swim diapers are available along with matching sun hats. Find Swim Diapers for boys and girls, in baby, infant, toddler and childrens sizes at Solartex. We now carry special needs swim diapers and we have an adult swim diaper. A swim diaper is perfect to wear under swimsuits or alone.