SenSura® Ostomy Pouch One-Piece System 11-1/2 Inch Length, Maxi Convex Light, Trim to Fit 5/8 to 1-11/16 Inch Stoma Drainable (734841_BX) 10/BXOne piece: The Sensura One Piece Ostomy System appliance construction provides worry free ostomy management and care. Convex shaped baseplate allows it to fit snugly in irregularly shaped areas and helps deep seated stomas to stick out. Maxi size: 11. 5 inches in length with ample 655 mL capacity Trim to fit design: Adapts to various stoma hole opening requirements with its trim to fit feature, from 15 to 43 millimeters, to ensure a secure connection