--- title: Stop Blindly Switching to Paper for Packaging Reduction: Inside Coveris's Mono-Material Sleeves lang: en source: https://mindsprt.dev/en/knowledge/coveris-monomaterial-stretch-sleeve/ --- # Stop Blindly Switching to Paper for Packaging Reduction: Inside Coveris's Mono-Material Sleeves *Industry Insights · 3 min read · 2026-09-14* > Brands are rushing to cut plastic, while designers get stuck balancing product protection against recycling standards. Coveris's mono-material shrink sleeve shows a practical path forward: break down multi-material layers, stick to one plastic, and plug straight into existing recycling streams **Quick answer:** To make packaging genuinely circular, the key is moving to mono-materials ## Why Do Recycling Centers Still Reject Packs with Recycling Logos? This is the most common landmine I run into when auditing client packaging. Brands spend good money printing numbered recycling symbols, only for all that effort to go straight into the incinerator. In practice, recycling facilities look at material purity, meaning the percentage of a single material. If a carton has a plastic film glued to it, or flexible packaging blends several different plastics, the equipment cannot separate them at low cost. It gets treated as general trash. The most direct way to clear this circular path is introducing mono-material design at the source, keeping the entire packaging material to a single polymer so it plugs straight into existing recycling streams. ## What Changed in Coveris's Mono-Material Sleeve Design? This mono-material stretch sleeve released by global packaging manufacturer Coveris takes a subtraction approach, stripping the material formula down to the basics. In the past, sleeves mixed different plastics to balance color vibrancy, moisture barriers, and shrink fit. This new release manages to keep the original physical protection while using just one material. That sends a clear signal to the industry. We no longer need complicated multilayer structures to keep up appearances. A single material can still make packaging thinner and lighter, cutting down total usage while securing a real ticket into recycling. ## Does Cutting Carbon in Flexible Packaging Really Mean Switching Entirely to Paper? Pushed by regulatory deadlines in Europe and the US, many business owners default to replacing all flexible packaging with paper. I have to say, that is a risky misconception. Looking at recent moves by major packaging players, lightweighting structural designs and adopting recycled plastics are what actually dominate mass production. Using the wrong multi-material paper composite can actually increase your carbon footprint and create moisture risks. If you are wrestling with how to transition your product lines next year, you can reach out to the [Mai Strategy Knowledge Academy consulting team](https://mindsprt.dev) to audit your current SKUs. We usually recommend fine-tuning your existing pouch plastics first, making the smallest possible changes to gain the widest compliance buffer. ## How Should Small and Mid-Sized Brands in Taiwan Set Their Sourcing Strategy? Faced with this packaging down-gauging trend, small and mid-sized brands on tighter budgets do not need to blindly switch materials just because industry giants do. After spending the last few months coordinating between factory floors and brand teams, I suggest sticking to three practical rules during the upcoming sourcing season: ・Strip out useless composite structures: Audit your current packaging and drop unnecessary decorative anti-scratch films or mixed-material accessories. ・Match local recycling facilities: Make sure the mono-material you pick (such as an all-PP pouch or a PET bottle) is something local recyclers can actually process. ・Test on a single product line first: Start testing on just a shrink sleeve or an outer pouch, making sure production yields and sealing temperatures hold up on the line. ## Key Takeaways ・A recycling symbol is not a get-out-of-jail-free card. Material purity is the only real benchmark recyclers use. ・Mono-material technology can now deliver both protection and print quality without piling on composite layers. ・Cutting plastic does not mean switching entirely to paper. Lightweight structures and single-material designs are the most practical path to compliance right now. ## Taking It Further Over the past two years, I have seen too many brands chase ESG targets by switching to packaging materials that are clumsy to use and prone to moisture damage, ending up buried under customer complaints. The real value of the mono-material shift is that it restores a practical balance between converters and brand owners. For your next step, pull out your highest-volume product with the most complicated packaging. Sit down with your print supplier to review its construction and strip away extra plastic layers. That will be your fastest, most tangible carbon reduction win for the coming year. ## Further Reading ・[The Mono-Material Revolution: How Coveris Shrink Sleeves Cut Down Packaging Material](https://www.packaginginsights.com/news/coveris-monomaterial-sleeve-material-reduction.html) ## FAQ ### What is mono-material packaging? It refers to packaging where over 90% consists of a single plastic or material, allowing recycling machinery to shred and reprocess it directly without needing separation. ### Does switching to mono-materials hurt print color payoff? Early on, ink adhesion was indeed an issue. Today, advancements in printing plates and inks have resolved that, so actual press proofs show color payoff virtually indistinguishable from traditional multi-layer films. ### Do existing production lines need new equipment to run mono-material sleeves? In most cases, you do not need to buy new machinery. However, you should have line technicians retest heat-shrink temperature and timing settings to avoid material deformation. --- > HTML version: https://mindsprt.dev/en/knowledge/coveris-monomaterial-stretch-sleeve/ > MINDS — 麥思印刷整合有限公司 · https://mindsprt.dev