Kate Moss wore Hunter boots to Glastonbury in ’05 because the field was mucky. Twenty-one years later, that spontaneous choice is still sellin’ the Wellies.

Hunter turns 170 this year, and for its anniversary campaign it has reunited with Kate Moss.

The connection goes back to Glastonbury in 2005, when Moss arrived in black Hunter Wellington boots, tiny shorts and a waistcoat.

The look blew up into one of those fashion images that seemed to be everywhere, and helped turn a practical waterproof boot into festival uniform.

The important part is how Hunter didn’t manufacture the moment.

Moss says she heard the fields were already knee-deep in mud, grabbed the trusted Hunters she already owned and wore ’em because they were waterproof.

That’s a way better endorsement than most endorsements.

She had a problem, and the product solved it. Then the culture went nuts.

Twenty-one years later, Hunter can return to that story without having to invent a nostalgic connection between celebrity and brand. The relationship is real enough that Moss can describe exactly why she reached for the boots in the first place.

Now she appears in Hunter’s global “Iconic by Nature” campaign wearing updated versions of the Wellington boot, while the company marks its anniversary with products including a Hunter Green recreation of the original tall boot, complete with heritage badging and gold hardware.

There’s a great lesson in the muck for mature products.

Brands understandably chase newness. New ambassadors, new collaborations, new designs, new cultural moments.

But sometimes the most valuable marketing asset is an old moment customers already believe.

Hunter has put in 170 years of making boots that keep our feet dry.

Kate Moss took that utilitarian product to a muddy music festival and accidentally gave it a fresh identity: stylish, slightly rebellious and unmistakably British.

The functional reason to own the product acquired another layer.

That’s difficult to create by design.

It’s also why brands should pay close attention to the unexpected ways customers use, style and talk about their products.

An authentic association gets more valuable with time, particularly when the company resists the temptation to overwork it.

One of the ideas I explore in I Need That is how folks rarely become attached to products because of features alone. Products get woven into our identities, memories, and situations we want to repeat.

Hunter only needed to remind us that its boots were already there.

If you’d like help creating and marketing products people feel compelled to buy, the product marketing consultants at Graphos Product can help.