ColoKids 8.5&quot; One-Piece Non-Convex Pediatric Urostomy Pouch, Transparent, 1/2&quot; - 1 1/2&quot; by Coloplast. $42.59. Features of the ColoKids One-Piece Non-Convex Pediatric Urostomy Pouch: Cut-to-fit. Stoma size: 1/2&quot;- 1 1/2&quot; (15-35 mm). Flexible skin barrier. Soft backing for comfort. Includes anti-reflux valve. Odor-proof film. Latex-free. The product referenced on this detail page is sold be 10/Bx.