Topic Explanation:
The forum topic is about inquiring for opinions and experiences with moldable wafers made by Convatec and Hollister. The user has used Convatec's product and is considering trying Hollister's, seeking input before making a purchase.

Advice and Insights:
- Some users have experienced leaks with Convatec's moldable wafers and found them to be inconvenient to cut.
- It's recommended to request samples from manufacturers before purchasing to test the products.
- Manufacturers are usually willing to send multiple samples, which can provide a good idea of how the products work.
- Some users have found success with using additional products such as barrier rings, adhesive spray, and barrier strips to prevent leaks and ensure a secure fit.
- Local ostomy nurses can be a valuable resource for trying out trial products and getting advice on the best system for individual needs.
- Some users prefer the low profile and firm fit of specific products, such as the slims.

Advice and Insights (continued):
- Users have found success with two-piece systems and have had positive experiences with Coloplast's one-piece and two-piece products, as well as additional security from Coloplast Y-shape strips.
- It's suggested to explore different options from various manufacturers to find the most suitable products, including one-piece, two-piece, and strips.
- Some users have had positive experiences with Hollister's samples and found the company to be accommodating and generous with sending samples.
- For individuals with specific stoma shapes or skin conditions, using additional products like barrier rings and adhesive spray can be crucial for preventing leaks and ensuring a secure fit.