A chain on your sunglasses is one of those details that looks considered without trying too hard, and we find that combination almost impossible to resist. It also solves a genuinely practical problem. Sunglasses end up on your head, in your bag, on restaurant tables, lost entirely. A chain keeps them around your neck, which sounds like a small thing until you realise how often you’re searching for them. But the real reason we love this combination is purely visual. The right chain elevates a pair of frames from something you just happen to own into a finished thought. It reads as intentional. Jewellery for your face, essentially. We’ve been pulling together our favourite sunglasses that come with chains, or frames that pair so naturally with one that it feels wrong without. Some lean into a retro library aesthetic. Others feel more minimal and quietly expensive. What they share is that quality of pulling an outfit together at the point where it might otherwise have felt slightly unfinished. The right chain does not accessorise your sunglasses. It completes them.