When Barramundies says their triangle underwear is different from the rest, they're not talking about a gimmick or a marketing angle. The difference is in how the brief is constructed. The fabric weight is right for Australian conditions. The waistband sits without rolling. The pouch is designed for actual anatomical fit rather than generic sizing. These things sound basic but they're exactly what most brief-style underwear gets wrong, and getting them right changes how the garment performs completely.
What I think most blokes don't realise about triangle underwear is how much variation exists in the quality of execution within the same basic cut. A brief is a brief from a design description standpoint. But the difference between a well-made brief and a cheap one is enormous in practice. Fabric that's too thin provides no structure. Elastic that's too tight creates pressure. A poorly placed seam creates friction. Barramundies has dialled all of these elements in properly.
I wore a pair of Barramundies triangle underwear through a full Queensland summer, which is about as demanding a test as everyday underwear can face. The combination of heat, humidity, and daily washing puts cheap gear through the wringer fast. These held their shape across the full season, the waistband didn't degrade from repeated washing, and the fabric stayed soft rather than stiffening up the way cheap cotton does. That's what a properly made brief looks like after real use.
In my opinion, triangle underwear gets dismissed by too many blokes who had a bad experience with a cheap pair years ago and never revisited the cut. The Barramundies brief is worth trying if that's you. They've built it to a standard that genuinely sets it apart from what you've probably been comparing it against. Give it a proper go and I think you'll find the brief earns a place in your drawer that you didn't expect.