Topic Explanation:
The forum topic is about the advantages and disadvantages of using a non-moldable flange for ostomy care, particularly comparing it to the ConvaTec 'moldable' flange. The original poster is seeking to understand why someone would choose a non-moldable flange over the moldable type.

Advice and Insights:
- Some users prefer non-moldable flanges due to their longer durability compared to moldable ones.
- Non-moldable flanges with barrier rings can provide a better seal and prevent leaks.
- Some individuals experienced leaks with the moldable flange and found better success with other products like the Mio Sensura Flip.
- The fit and comfort of the flange system can vary based on individual preferences and stoma shape.
- The moldable flange may not adhere well to some users' skin, leading them to opt for other products.
- The moldable flange is praised for its ability to conform to different stoma shapes and provide a protective seal around the stoma.
- Some users, particularly females, found the 2-piece system with moldable flange to be bulky and restrictive, leading them to switch back to a 1-piece system with a convex pouch and barrier ring.

Conclusion:
The discussion highlights the diverse experiences and preferences of ostomy users when it comes to choosing between moldable and non-moldable flanges. It emphasizes the importance of individual trial and error to find the most suitable product for each person's unique needs.