TEXTILE-TO-TEXTILE RECYCLING: THE ROLE OF COLLECTORS AND SORTERS
Shine the spotlight on the front end of circularity.
Building on last season’s focus on recyclers, this new edition moves one step earlier in the circular value chain. Collectors and sorters are the gatekeepers of textile-to-textile recycling who determine whether used textiles become new fibers or end up as waste.
This Focus Topic explores the possibilities, challenges, and innovations defining this crucial first step from efficient systems and smart technologies to cross-sector collaboration. Our Goal is to build a connected, scalable infrastructure that enables real textile-to-textile recycling.
We explore:
KEY TAKE AWAYS : Textile to Textile - The Role of Collectors and Sorters
Sorting quality defines recycling success
Accurate pre-sorting determines whether textiles become new fibers or waste.
Smart technologies enable scale
AI, NIR, and Digital Product Passports boost precision and traceability.
Reuse and recycling must work together
Complementary pathways to maximize environmental and economic value.
Collaboration builds circular systems
Brands, sorters, recyclers, and municipalities must act as one value chain.
Policy and funding accelerate transition
EPR schemes and eco-modulation unlock the shift to circular infrastructure.
Table of Content
- Introduction: From waste to resource – EU waste trends, policies, and system readiness.
- Textile Collection: Who collects what and how – mapping donation, take-back, and municipal systems.
- Sorting as the Enabler: Manual vs. automated methods, AI, contamination, and traceability.
- The Reuse Dilemma: Balancing environmental impact and economic value.
- Infrastructure & Investment: Scaling circular systems through EPR, logistics, and partnerships.
- Innovation & Outlook: Smart sorting, digital tracking, new materials, and policy integration.
The Reuse Dilemma – Balancing Reuse and Recycling
From Waste to Resource
By 2025, the EU Waste Framework Directive mandates separate textile collection, while Extended Producer Responsibility (EPR) will make producers financially responsible for their products’ end of life. The upcoming Digital Product Passport (DPP) will add transparency, giving each textile a traceable material identity throughout its lifecycle.
Today, most sorting in Europe is manual and labor-intensive, but emerging AI- and Near-Infrared (NIR)-based technologies are revolutionizing fiber identification and blend recognition. Combined with digital traceability, these tools are key to scaling textile-to-textile recycling.
Sorting is the critical link connecting collectors, recyclers, and brands ensuring that materials circulate with clean, identified, and recyclable feedstock.
The challenge: build automated, efficient, and transparent collection and sorting systems across Europe to transform textile waste into a valuable circular resource.
Not every collected textile is ready for recycling. Many can still be reused. Across Europe, about 70% of collected textiles are exported for second-hand resale, mainly to Africa and Asia. Reuse extends product life and reduces the need for new production, but oversupply and declining quality create waste burdens in importing countries.
When garments are too worn, blended, or contaminated, recycling becomes the better option. Yet less than 10% of sorted textiles currently re-enter fiber-to-fiber recycling.
The challenge is to establish clear criteria and quality standards that define what should be reused and what should be recycled. Upcoming EPR schemes, Digital Product Passports, and EU export rules will guide this process.
Reuse and recycling must work together as complementary pathways toward a circular textile system.
Legislative Background: Building the Framework for Circular and Traceable Textiles
Europe is reshaping its textile industry through new laws that put circularity, accountability, and traceability at the centre of production and consumption. By 2025, all EU Member States must ensure separate textile collection that is the first operational step toward a circular textile economy.
The EU Strategy for Sustainable and Circular Textiles (2022–2030) sets a clear goal: By 2030, all textiles sold in the EU should be durable, repairable, and recyclable, increasingly made from recycled fibres. The EU Simplification Agenda (2025) aims to make sustainability laws more practical without lowering ambition.
At the same time, traceability has become the backbone of compliance across EU sustainability legislation linking due diligence, reporting, and product data. The EU is creating a transparent, traceable, and circular textile system.
Every product placed on the market will soon carry digital data, recyclability criteria, and producer responsibility transforming textile waste into a valuable resource.
SPOTLIGHT: What is influencing the shift to T2T Recycling?
Ecodesign for Sustainable Products Regulation (ESPR)
Defines product requirements that ensure textiles are designed for longevity, repairability, and recyclability.
It introduces the Digital Product Passport (DPP), a data tool providing transparency on fiber content, recyclability, and origin.
Extended Producer Responsibility (EPR)
Shifts the cost of waste management from municipalities to brands and producers.
EPR fees will finance collection, sorting, reuse, and recycling.
Mandatory schemes are expected between 2025 and 2028, depending on national implementation.
Eco-Modulation
Under EPR, producers will pay differentiated fees based on product design:
- Lower fees for mono-material, recyclable, or recycled-content garments.
- Higher fees for blended or coated textiles that are difficult to recycle.
The goal: Reward circular design and discourage wasteful production through financial incentives.
Textile Collection: Who Collects What, and How?
Today’s collection networks combine public, private, and charitable actors — from municipal bins and underground systems to brand-led take-back schemes and industrial collectors. However, contamination, transport costs, and inconsistent regulations still limit efficiency and quality.
For true textile-to-textile recycling, high-quality, clean, and well-sorted input is crucial. Yet, most collected textiles are still exported or downcycled, losing valuable material potential.
To meet future EPR (Extended Producer Responsibility) requirements, Europe must move toward harmonized infrastructure, digital traceability, and stronger collaboration between municipalities, collectors, brands, and recyclers.
→ The message: Without structured, separate collection, high-quality textile-to-textile recycling cannot scale.
Textile Collection Systems – The First Step Toward Circularity
Efficient and accessible collection infrastructure is the foundation of textile-to-textile recycling. Organizations like Texaid operate a variety of collection systems designed to capture used garments and textiles from different environments from residential areas to retail spaces. Together, these systems ensure that textiles are collected closer to the consumer, diverted from landfill, and sorted for reuse or recycling — forming the essential first link in the circular textile chain.
Bin Collection
- Traditional above-ground collection containers placed in public areas or near residential buildings.
- Most common and recognizable method across Europe.
- Enables continuous collection of post-consumer textiles and footwear.
Underground Collection
- Modern, space-efficient systems installed below ground level.
- Reduces visual clutter and odors while maintaining large storage capacity.
- Common in urban environments and high-density housing areas.
In-Store Collection
- Textile take-back boxes located directly inside retail stores.
- Allows consumers to return garments during shopping trips, increasing convenience and participation.
- Often part of brand-led or EPR-aligned initiatives connecting collection directly to recyclers.
Sorting for Reuse & Recycling – The Bottleneck of Circularity
Sorting is the gateway of circularity, it determines whether used textiles become new fibres or end up as waste. Across Europe, over 85% of sorting is still manual, processing around 1.3–1.5 million tonnes of textiles each year. Yet less than 10% of these materials re-enter fiber-to-fiber recycling, limited by contamination, design complexity, and lack of reliable data. Manual sorting share: ≈ 85% → low automation, high labour cost
Automated sorting: currently 30–50% more expensive than manual, but costs are expected to decline as EPR schemesand infrastructure scale up.
Short Summary: NewRetex Sorting Solution
NewRetex operates a fully automated textile-sorting facility that uses robotics, sensors, and AI to classify used garments by material composition, colour, and quality, producing clean, high-value feedstock for textile-to-textile recycling. Each batch is digitally traceable, supporting transparency and EPR compliance. As Europe prepares for mandatory separate textile collection by 2025, NewRetex’s precision sorting enables recyclers to transform post-consumer waste into new fibres instead of downcycling or incineration. With pilot operations processing around 10 tons per week and expansion plans up to 40 000 tons annually, the company demonstrates how automation and data can scale circular infrastructure — provided that collection quality and industry collaboration continue to advance in parallel.
Mislabeling & documentation errors → delay processing and create compliance risks.
Contamination & improper packaging → lower quality and recycling yield.
Cross-border inconsistencies → hinder transport and classification under EU waste rules.
Regulatory complexity → REACH & Waste Shipment Regulations (2023) require verified capacity and chemical safety for recycling exports.
DEEP DIVE: Contamination – The Hidden Barrier
Even with rapid advances in AI-based sorting and recycling, contamination remains one of the biggest obstacles to textile-to-textile recycling. Soiled or treated textiles lower material quality, distort fibre identification, and increase rejection rates making consistent circular feedstock nearly impossible. Automated systems can detect contaminants, but not yet remove them completely.
Contamination can occur at every stage of the value chain from use to collection and sorting. Typical contaminants include:
- Moisture and dirt from storage and transport
- Oil, cosmetics, and detergents embedded in fibres
- Non-textile parts — zippers, buttons, trims, labels
- Elastane and coatings that block fibre separation
- Chemical finishes that hinder recyclability or violate REACH
Why It Matters: Contamination lowers fibre purity, causes sorting errors, reduces recycling yields, and increases energy and water use in reprocessing.
Recycled Content Requirements – What’s Next?
Contamination can:
- Distort NIR or AI-based fiber identification, leading to sorting errors.
- Reduce mechanical recycling yields and weaken fiber strength.
- Compromise chemical recycling reactions, creating impure or unsafe output.
- Increase disposal volumes, as contaminated items are rejected before processing.
Solutions and Preventive Strategies
To overcome contamination, action is needed at every level:
- Pre-sort at collection to separate clean from soiled textiles
- Design for disassembly — easy-to-remove trims and coatings
- Use modular garment components for easier recycling
- Apply digital tracking tools (DPPs, RFID, QR) to flag risk materials
- Raise consumer awareness for clean textile return
AI + NIR Spectroscopy – Identifying What’s Inside
How it works:
NIR (Near-Infrared) spectroscopy scans textiles with light. Each fibre type — cotton, polyester, viscose, wool, etc. — reflects light at unique wavelengths, creating a material fingerprint.
The system’s AI model compares this fingerprint with a fibre database to identify material composition and blends (e.g. 60% cotton / 40% polyester).
This enables high-precision fibre classification, ensuring recyclers receive the right input for chemical or mechanical recycling.
Impact:
→ Improves feedstock quality and reduces contamination across recycling streams.
Robotic Sorting & Digital Fibre ID – Deciding Where It Goes
How it works:
Once textiles are identified by NIR and AI, robotic systems automatically sort them by fibre type, colour, or quality.
Digital Fibre IDs — such as RFID, NFC, or QR tags — give each garment a unique data identity, linking it to material and recycling information.
Together, these technologies enable fast, accurate, and traceable sorting, reduce manual handling, and connect products directly with Digital Product Passports (DPPs).
👉 NIR + AI reveals what the textile is made of; Robotics + Digital ID decide where it goes next.
Digital Product Passports (DPPs) – Linking Product Data to Sorting Systems
What they do:
- DPPs connect each garment’s product data (composition, brand, care, recycling info) directly to sorting technologies.
- They bridge design, production, and end-of-life, ensuring transparency and enabling smart, automated sorting decisions in the future circular system.
From Pilots to Scale – The New Generation of Sorting Systems
Who’s leading the way:
- Semi-industrial automated sorting hubs that combine AI, NIR, robotics, and data traceability.
- These systems prove that automation and data integration can transform sorting efficiency, paving the way for large-scale textile-to-textile recycling.
- The next leap in textile circularity lies in data integration and smart automation.
Linking AI-based sorting with Digital Product Passports and blockchain traceability allows materials to be identified, tracked, and recycled efficiently.
As EPR funding and EU digital standards expand, smart data-driven sorting will become the key bridge connecting collection, design, and recycling — turning textile waste into true circular feedstock.
Regional sorting hubs near recyclers to cut transport and emissions
Automation and AI integration for higher throughput and precision
Data-driven coordination to align waste systems across borders
Investment incentives for new facilities through EPR and eco-modulation schemes.
Logistics & Compliance – The Hidden Challenge
Efficient logistics are as crucial as technology. Delays or missteps in documentation, labeling, or shipment classification can block entire recycling streams.
Cross-border compliance: The EU Waste Shipment Regulation requires verified recycling capacity before export.
Misclassification & packaging errors can result in fines or rejected shipments.
Traceable documentation via Digital Product Passports (DPPs) and digital waste permits will soon become mandatory for cross-border textile flows.
Standardized transport protocols are needed to ensure quality and avoid contamination.
Call to Action: Building the Foundation for Circularity
Collection and sorting are the gatekeepers of circularity.
To scale textile-to-textile recycling, Europe must move from pilots to connected infrastructure, driven by investment, regulation, and collaboration across the entire value chain.
Circularity is a shared responsibility:
- Brands & Manufacturers — design for recyclability and fund EPR systems.
- Collectors & Sorters — deliver clean, traceable feedstock through data and quality standards.
- Recyclers — rely on consistent input to turn waste into new fibres.
- Policymakers — enable progress through EPR, ESPR, and the Waste Framework Directive.
PERFORMANCE DAYS connects this ecosystem bringing together innovators, recyclers, brands, and policymakers to turn waste into new textiles through knowledge, partnerships, and visibility.
Focus:
- Collection and sorting form the foundation of circularity.
- Investment, digitalization, and standardization scale impact.
- Collaboration across the chain makes circularity work.
- Build systems, not silos: Circularity depends on collaboration between designers, collectors, sorters, recyclers, and policymakers, powered by technology and transparency.
- The loop starts here: True circularity begins with how textiles are collected, identified, and sorted turning waste into valuable circular feedstock.
