Coloplast Assura® One-Piece Drainable Pouch, Clamp, Transparent 12″ (30 CM), Convex Deep, Stoma Opening 5/8″-1-3/4″ (15 is an ostomy pouch designed for secure, comfortable wear with one-piece, drainable, convex barrier profile, and cut-to-fit opening. Box of 10.