The Modern Perm

Twenty-five years in exile

For most of the 1990s and 2000s the word carried an almost toxic charge inside my own industry. To suggest a perm to a client was to conjure frizz, dry ends and irreversible damage, and salon menus quietly dropped the service in favour of blowout bars, smoothing treatments and rows of flat irons. That was not really a judgement on the chemistry. It was a judgement on one decade’s practice, made by a profession that had watched what happened and drawn the wrong lesson from it.

The strangest part of the exile is that the aesthetic never left. Beach waves were a dominant look through the whole of the 2010s, and the trade delivered them entirely with wands, salt sprays and overnight braids — that is, with temporary tools, applied daily, at a cumulative thermal cost nobody was counting. We spent fifteen years achieving a permanent-looking result by the most damaging available route because the honest route had a bad name.

A client who wands her hair three times a week is not avoiding a chemical service. She is choosing a different way to pay for it.

What clients ask for now, and why it changed everything

The single biggest difference between this era and the last one is the brief. Almost nobody walks in asking for curl. They ask for movement, for bend, for something that dries into a shape instead of into nothing, for hair that holds a wave without an iron. That sounds like a small change in language and it reorganises the entire service.

Bigger rods, first of all — large enough that in the 1980s they would have been considered a body-wave tool rather than a perm tool. A larger rod produces a wider, softer S-bend and it also asks less of the fibre, because a gentler curvature needs fewer disulphide bonds opened to hold it. That is a real reduction in chemical load and it comes free with the fashion. Rod size versus shape covers what the diameter actually does.

Then the wrap stops being uniform. Cookie-cutter patterns have gone in favour of zoning: varying rod sizes across the head, altering direction section by section, leaving the root area or the last inch of the ends unwound so the result reads as something that grew rather than something that was applied. The directional wrap is where that gets decided, and it is now the part of the appointment that takes the longest.

And the perm stopped being a service you can execute in isolation. Where the wave lives and how it falls is dictated by the cut, so the two are designed together or the result fights the shape. If you want to see what this looks like as a booking rather than a theory, it is the cold wave service.

The men’s side, which is most of the growth

A large share of the revival is male, and it is the second time in a century that has happened — the first being the 1980s. Barbershops and texture salons that had never taken a male perm booking now take them steadily.

What they are asking for is not what the 1980s produced. Instead of a uniform tight corkscrew, the modern men’s perm is precision cutting on the sides and back with loose, placed wave on top — movement and lift for straight, fine hair that previously sat flat. It is a partial service far more often than a whole-head one, and it is a good deal more technical than it looks, because the wave has to start and stop exactly where the cut says it should.

It also brings a client into a texture chair who has never had a chemical service of any kind, which changes the consultation completely. There is no colour history to unpick, and there is usually no understanding at all of what the service involves. See the men’s cold wave and fringe and partial work.

What has genuinely improved in the bottle

The engine of the revival is not cultural appetite. It is that a specialist now has a range to choose from where a 1980s stylist had one strong lotion and a timer.

What has not improved is the diagnosis, because that was never chemistry. Reading porosity and elasticity, choosing a strength, winding with even tension and taking a test curl are the same skills they were in 1950, and they are the reason two clients with identical lotion walk out with different hair.

The digital perm took about fifteen years to cross the world

The most interesting thing in modern texture is not a chemical. It is that a service can be entirely ordinary in one city and exotic in another for a decade and a half.

The digital perm — chemical reduction combined with heated rods, so that the hair is curliest when dry rather than when wet, which is the reverse of a cold wave — was developed in Japan in the late 1990s and commercialised there in the early 2000s. It solved a real problem: thick, coarse, structurally dense hair often refuses to hold a large sweeping wave from a room-temperature lotion, and a big rod on a cold wave falls flat within weeks. Within a few years it was standard across Tokyo and Seoul.

It reached London as a mainstream offering roughly fifteen years later, and it arrived first through salons serving East Asian clients rather than through the mainstream trade. There was no barrier of patent, cost or difficulty. It simply took that long for the technique to travel, which tells you something about how this industry actually transmits knowledge — slowly, through communities, and not through the trade press.

The regional pages are worth reading for anyone who thinks this trade is globally standardised. It is not. Korea, Japan and Europe run different services under overlapping names.

The commercial argument nobody makes

The strongest honest case for a modern perm is one I almost never hear made, and it is a heat argument rather than a beauty one.

A client who wants wave has two options. She can produce it every few days with a wand or a straightener for the next year, or she can have it built into the fibre once and then wash, diffuse and wear it. The first route is not free. It is a slow accumulation of thermal exposure spread across a hundred and fifty applications, and it is the reason a great deal of the damage I see in Mayfair arrived without any chemical service being involved at all.

Less heat over a year, not more. That is the case, and it is a real one for a client who is genuinely styling daily.

It is not a case for everybody. If you rarely heat-style, a perm is a chemical service you did not need, and I will tell you so. And it says nothing about whether your hair can take one, which is a separate question with a separate answer. But for the client who reaches for a wand every other morning, one considered service and a good home care routine is the lower-damage path, and that argument almost never gets made because it does not sound like selling.

What I will not tell you

That a modern perm is safe. It is a chemical restructuring of the hair fibre and it always will be, which is why it is usually refused on bleached hair, refused over hydroxide relaxers in either direction, and refused where an elasticity test fails. What has changed is not that the chemistry became harmless. It is that it became adjustable — a specialist now picks from a range of strengths, adds bond protection where it helps, and declines the service outright when the hair cannot take it. That is a better answer than “safe”, and it is the true one.

What is actually on a menu now

One last correction of a common assumption. A perm is not retouched at the roots the way colour is. It is grown out and re-done whole, typically every four to six months, because running fresh lotion over previously permed lengths creates a demarcation line and demarcation lines part under low load. If somebody offers you an eight-week perm retouch, they are describing a relaxer schedule applied to the wrong service.

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