The Blog

Turning Old Cloth Into New Cloth, Properly This Time

Less than one per cent of used clothing is currently recycled back into new garments. The rest, when it is recycled at all, gets shredded down into insulation, cleaning rags, or industrial padding, a permanent one way trip out of the clothing supply chain.

That number is finally starting to move, and the reason is a piece of chemistry that has taken the better part of a decade to get from laboratory bench to working factory floor.

Why Recycling Clothes Has Been So Hard

The obstacle was never a shortage of willing collection bins. It was chemistry. Most clothing is not a single, simple material. A typical cotton poly blend shirt is two different polymers woven together at the fibre level, cellulose and polyester tangled so thoroughly that separating them back into two clean, usable raw materials has been, until very recently, close to impossible at any meaningful scale.

Mechanical recycling, the shredding and respinning approach that has dominated textile recycling for years, sidesteps that problem by not really solving it. Fabric gets shredded into shorter fibres and respun, but each cycle degrades fibre quality further, which is exactly why so much of it ends up as insulation rather than new clothing. You cannot shred a garment into a better garment. You can only shred it into a worse one, once, before the fibres are too short to be useful for much beyond padding.

The Chemistry That Finally Works

Chemical recycling takes a fundamentally different approach, breaking polymers down to their molecular building blocks and reconstructing them from scratch, rather than mechanically chopping fibres shorter each time round. Done properly, that process can produce fibre that matches virgin material quality, repeatedly, without the degradation that has always limited mechanical recycling’s usefulness.

The UK company Worn Again Technologies has spent years developing exactly this kind of process, and this March it started up a Textile to Fibre Accelerator plant in Winterthur, Switzerland, using a proprietary solvent based method to separate polyester and cellulose out of blended polycotton fabric, the exact material combination that has been hardest to recycle properly. That plant is not a laboratory prototype. It is a working demonstration that the chemistry scales, built specifically to prove the case for full commercial rollout.

The Scale Of What’s Actually Changing

This is not one company working in isolation. Across the sector, 2026 has been described by industry analysts as the year chemical textile recycling crossed from pilot projects into genuine production scale, with several companies moving in parallel rather than one lone breakthrough carrying the whole story.

The numbers behind that shift are substantial. Industry projections suggest recycling technologies now being demonstrated could process more than eight million tonnes of textile waste annually by 2030, up from under one million tonnes currently, an eightfold jump in less than five years if the projections hold. In the UK specifically, a two year initiative called ACT UK, bringing together retailers, manufacturers, recyclers and academic institutions with Innovate UK support, has produced detailed engineering specifications and secured advanced sorting technology for delivery this year, aimed at building the infrastructure Britain needs to actually process the 744,000 tonnes of textile waste the country discards annually.

Regulation Is Pushing From The Other Direction

Technology alone rarely moves an entire industry this quickly. Regulation is doing a substantial share of the work here too. The EU’s Waste Framework Directive now mandates separate collection of textiles, and upcoming EU rules are expected to require a growing share of recycled content to come from genuine textile to textile sources rather than the recycled polyester made from plastic bottles that has, until now, made up most of what gets marketed as recycled fabric.

That distinction matters more than it might sound. Bottle derived recycled polyester has been useful, but it does nothing to solve the mountain of actual clothing waste piling up each year. Textile to textile recycling is the first approach that closes the loop properly, turning old clothes into the raw material for new ones rather than solving a plastic bottle problem while leaving the clothing waste problem untouched.

Why This Matters For Anyone Making Clothes

For a brand actually manufacturing garments, this shift changes what “recycled” can honestly mean on a label. Recycled content sourced from genuine post consumer textile waste, processed through chemical recycling into fibre that performs like virgin material, is a materially different claim from recycled content sourced from plastic bottles that happened to be made of the same base polymer. As the technology scales and the supply chain around it matures, that distinction is likely to become the standard consumers and regulators alike expect brands to be able to speak to honestly.

Early Days, Real Progress

None of this means the problem is solved. Chemical recycling at the scale being demonstrated this year is still a small fraction of the volume of textile waste generated annually, and building out the collection, sorting and processing infrastructure needed to handle waste at genuine national scale will take years rather than months. Mechanical recycling still handles the majority of what gets recycled at all, and will continue to for some time yet.

There is a simpler option sitting alongside all of this new chemistry, one that sidesteps the separation problem entirely rather than solving it. A garment made from a single fibre never needs its polymers pulled apart in the first place, because there is nothing blended in to separate. At Rolf Skeldon, our boxer shorts and the full joggers and sweatpants range have always been made this way, 100% cotton, no nylon or polyester blended in for stretch. Single fibre construction costs more to make than a cotton blend. It also means there is nothing to separate when the garment eventually reaches the end of its life.

But the trajectory of the technology itself is real. A process that spent years confined to laboratory scale is now running in a working plant in Switzerland, producing fibre from exactly the blended fabric type that used to make recycling impossible. That is not a promise on a press release. It is chemistry that finally works, moving from theory into something a factory can actually run.