Everything in this outfit is deliberately boring except two things, and that is the whole trick. Light-wash high-waisted skinny jeans, a slouchy olive tee tucked loosely at the front, and then red. Red strappy stiletto sandals with an ankle tie, and a small structured red bag with gold hardware on a long red strap. Two red objects at opposite ends of the body, nothing else competing. It reads expensive and it costs almost nothing to reproduce, because the expensive-looking part is the colour discipline, not the labels.

A plain black crew neck tee. High waisted light wash jeans, ripped across both knees, cuffed once at the ankle. A small black crossbody on a thin strap. A watch and a few bracelets on one wrist. That is the entire outfit, and in a square holding a couple of hundred people at dusk she is the most pulled together person in the frame. Nobody around her is wearing anything more expensive than she is.

Nobody in this photo is dressed up. Sweatshirt, jeans, a cardigan, a white shirt, sneakers. It is a weekday walk across cobbles in central Madrid and everyone is wearing what they grabbed. And yet the whole frame looks composed, which is the thing people mean when they say Europeans are effortlessly cool. The effort is real, it just went in months earlier, at the point of buying. Once you own the right things, casual takes about four seconds.

Not every brand with a clean website and a curated Instagram feed deserves your money. The signals that separate a brand worth buying from one that just looks the part are subtler than most shoppers realize — and once you learn to read them, your shopping decisions get dramatically better. The return policy tells you everything. A brand that makes returns easy isn’t just being generous — it’s signaling that it believes in its product.