Little Ones Two-Piece Urostomy Pouch. Specially designed to fit a child's unique body contours, the pouch is flexible, durable, and easy to remove. The coupling ring provides an audible click confirming secure connection to the skin barrier and the anti-reflux valve prevents urine from returning to the top of the pouch around the stoma. 5" transparent pouch with 1-sided comfort panel and fold up tap. Size: 1-1/2" (32 mm) flange. 10/box.