When it comes to finding a comfortable and discreet way to wear trousers with an ostomy pouch, it can be a bit of a challenge. The goal is to prevent leaks and ensure comfort without adding pressure to the appliance. Here are some helpful suggestions and products that might make things easier:

1. Consider using a maternity "tummy sleeve" from maternity-wear shops. This soft, stretchy fabric can be pulled over the pouch to keep it flat without needing belts or clips.

2. Try the OstomySecrets Wrap, which is an elastic support band specifically designed to cover and support the pouch.

3. The Corsinel StomaSafe Plus Ostomy Support Garment is another option. It's lightweight, unisex, and doesn't have zippers. Many users find it to be the most comfortable wrap they've tried.

4. For a DIY approach, you can sew a simple fabric cover in the same color as your trousers. Wearing your shirt untucked can help conceal it, and trousers with wider, stretchy waistbands can prevent flow restriction.

5. For quick fixes, you might fold the bottom half of the bag and secure it with a binder clip (suitable for light output), or tuck the bag inside a wide yoga-style waistband.

6. Clothing adjustments can also help. You might leave trousers unbuttoned, wear suspenders or braces, keep your shirt untucked, or add a vest. Some people find it helpful to go up one waist size, choose trousers with a higher rise and some elastication, and avoid tight fronts.

7. If you're looking for a hard guard option, the StomaShield from Stomagear can protect the pouch under a waistband and allow trousers to sit higher without putting pressure on the stoma.