Show the before-and-after of how the product looks on a real body. Let the visual difference do all the selling.
Broken down by Jonas, a former Meta growth lead, from True Classic's live ads in the Meta Ad LibraryTrue Classic's highest-performing ads show a regular guy in a boxy, ill-fitting t-shirt, then the same guy in a True Classic tee. Same person, same camera angle, different shirt. The visual transformation is instant and undeniable. The shirt fits better. The arms look better. The guy looks like he works out (he doesn't, the shirt does). This works because men's basics are historically sold on price or material. True Classic sells on fit, and the split-screen format proves it in three seconds. No claims needed. Your eyes do the evaluation.
The before-and-after fit comparison works for any wearable product, bras, jeans, shoes, outerwear, glasses. Also applies to home products where visual improvement is obvious, better lighting, better-fitting sheets, organized storage. The production cost is nearly zero: same person, two products, one camera. The key: the improvement must be visible in a 3-second scroll. If you need to explain why it's better, the format doesn't work. The difference must be self-evident.
This breakdown is built from True Classic's active ads, running for 10+ weeks at the time of writing, a signal the format is still working. See the current set for yourself in Meta's public Ad Library.