--- title: "The Label Is Part of the Package: Rethinking Plastic’s Smallest Component" description: Learn how label materials, adhesives and recycling instructions affect plastic packaging recyclability and how smarter design supports a circular economy. image: https://www.plasticreimagined.org/hubfs/shutterstock_2440533223.jpg --- [Skip to content](https://www.plasticreimagined.org/insights/the-label-is-part-of-the-package-rethinking-plastics-smallest-component#main-content) [![primary-logo-light-green](https://www.plasticreimagined.org/hubfs/primary-logo-light-green.png)](https://www.plasticreimagined.org) [![primary-logo-dark-green](https://www.plasticreimagined.org/hubfs/primary-logo-dark-green.png)](https://www.plasticreimagined.org) - [Home](https://www.plasticreimagined.org) - [The Case for Plastic](https://www.plasticreimagined.org/the-case-for-plastic) - [Insights](https://www.plasticreimagined.org/insights) - [About](https://www.plasticreimagined.org/about) - [Contact Us](https://www.plasticreimagined.org/contact) This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty. # The Label Is Part of the Package: Rethinking Plastic’s Smallest Component **Published:** October 13, 2026 ![Plastic bottles with labels moving along a conveyor belt at a recycling facility.](https://www.plasticreimagined.org/hubfs/shutterstock_2440533223.jpg) A clear plastic bottle rides a conveyor through a material recovery facility. It’s made from one of the most widely recycled plastics in the country, and it's empty and in the right bin. But when it reaches an optical sorter, the label can interfere with the scanner's ability to identify the plastic, potentially sending the bottle into the wrong recycling stream or causing it to be rejected entirely. What went wrong? It started with the label wrapped around it. Labels are typically decided on late in packaging development, often by marketing and mostly for how they look on the shelf. But that small strip of film or paper affects whether a package can physically make it through recycling, and whether the person holding it knows what to do next. ## Recyclers Assume the Label Stays On The[Association of Plastic Recyclers (APR) Design Guide](https://plasticsrecycling.org/apr-design-hub/apr-design-guide-overview/) is a North American reference for recyclable packaging, and it evaluates packages by the way people actually throw them away. It assumes labels and closures stay attached. It also treats labels, adhesives and inks as design features that help determine whether a package is recyclable at all. That matters because modern sorting relies on near-infrared (NIR) scanners that identify plastic by reading the container itself. When a label covers too much of a bottle, the scanner may read the label and miss the resin underneath. The container then lands in the wrong stream or gets rejected entirely. ## Where Labels Help or Hurt Once a package reaches a recycler, it’s shredded into flakes, washed and sent through float-sink tanks that separate materials by density. A label’s makeup decides where it ends up in that process. On colored high-density polyethylene (HDPE) containers,[APR’s guidance](https://plasticsrecycling.org/apr-design-hub/apr-design-guide/hdpe-rigid-colored/) identifies certain floating polyolefin film labels as compatible with the recycling stream, depending on their material properties and design. Paper labels behave very differently. They break down into pulp in the wash, which strains water treatment systems. Fibers that cling to the plastic can also scorch during reprocessing and discolor the recycled resin. Adhesives must be considered as well. For polyethylene terephthalate (PET) bottles,[APR’s guidance](https://plasticsrecycling.org/apr-design-hub/apr-design-guide/pet-rigid/) separates adhesives into two kinds. Some release in the wash and let the label come cleanly off the flake. Others keep the label stuck to the plastic, where the film and its inks can contaminate the recycled material. Two bottles made from identical resin can meet very different fates because of a glue choice. ## Designing the Label Into the Container Some of the most promising answers treat the label as part of the container from the start. In-mold labeling (IML) places a preprinted label inside the mold before the plastic is formed, so the label fuses to the container wall during production. There's no separate adhesive to manage, and the label becomes part of the package itself. ALPLA and its partners showed how this can work with[thin-wall containers made from recycled PET (rPET)](https://blog.alpla.com/en/blog/products-innovation/using-rpet-thin-wall-injection-moulding/06-22). The containers held 4.2 fl oz (125 mL) with walls just 0.013 in (0.32 mm) thick, and they left the production cell already labeled. The team also designed the labels around regional recycling systems. Labels for the U.S. market used inks formulated to wash off during recycling, while European versions used a label built to float away from the PET. Other U.S. plastic packaging manufacturers are exploring similar approaches. Pennsylvania-based [Graham Packaging](https://www.grahampackaging.com/sustainability/sustainable-products/) uses in-mold labeling to help prevent recycling contamination from traditional labels and shrink sleeves commonly found on HDPE containers. The company also works with brands to explore engraving and embossing information directly onto bottles, eliminating the need for labels altogether. These approaches demonstrate how packaging manufacturers can address recyclability challenges through decisions made during container design. Full-body decoration poses a bigger challenge, since a sleeve that wraps the entire container can confuse sorters and contaminate the stream. ALPLA’s[PET beverage can developed with CCL Label](https://blog.alpla.com/en/blog/products-innovation/alpla-and-ccl-label-present-new-pet-beverage-can) addresses those issues with a low-density polyolefin sleeve designed to separate from PET flakes during recycling. The 11.2 fl oz (0.33 L) features a metallic, 360-degree design while supporting bottle-to-bottle recycling by allowing the sleeve to separate from the PET during processing. ## The Label Is the Instruction Manual For most shoppers, the label on the package is the only recycling guidance they'll ever consult. ALPLA’s[2026 Packaging Claims Reality Check Report](https://www.plasticreimagined.org/insights/u.s.-shoppers-see-sustainability-claims-everywhere-in-2026.-many-dont-know-what-they-mean) surveyed 1,000 U.S. adults and found that 44% said specific disposal instructions would make them trust sustainability claims more. Another 30% said they don’t have time to research claims while shopping. People want the answer printed on the package, in plain terms, at the moment they need it. Programs like the Sustainable Packaging Coalition’s[How2Recycle](https://how2recycle.info/) label show what that can look like, with instructions broken down for each component of a package. Instructions work best when the design already does the heavy lifting. APR’s guidance doesn’t count on consumers peeling off labels or removing parts. If a package depends on those extra steps, it may be less likely to move successfully through the recycling process. ## The Label as a Credential Labels also tell shoppers how sustainable a product is, and consumers read more into those claims than brands intend. The same ALPLA survey found that 64% of respondents attach a meaning to “recyclable” that goes beyond whether their local program accepts the package. Some even treat it as a guarantee the package will be recycled. Another 28% assume “made with recycled content” means the package is made entirely from recycled material. 59% of respondents said an easy-to-understand sustainability claim makes them view the brand more positively. This presents an opportunity to build greater consumer trust in plastic packaging, particularly as only 6% of respondents said they would trust a sustainability message most on hard plastic. The rules around these claims are shifting too. The Federal Trade Commission’s [Green Guides](https://www.ecfr.gov/current/title-16/chapter-I/subchapter-B/part-260) provide guidance on how U.S. brands can make environmental marketing claims, including the use of terms like “recyclable.” California’s SB 343 establishes stricter requirements for recyclability claims on packaging, although enforcement is currently blocked by a federal court injunction. At the national level, Congress is considering the[Packaging and Claims Knowledge (PACK) Act](https://resource-recycling.com/plastics/2026/07/31/60755/), which would establish federal standards for recyclable, compostable and reusable packaging claims. Whichever direction the rules go, specific and accurate labels are the ones that will hold up. ## Closing the Loop on the Label Itself The label on a package can carry recycled content of its own. Pressure-sensitive labels come on a release liner that’s peeled away and discarded during application. Suppliers now make both liners and label films with recycled material. Avery Dennison offers a[PET liner with 30% post-consumer recycled (PCR) content](https://www.pds.averydennison.com/content/PDS/AI121?UL=1), and Lintec produces[labelstock made with more than 80% recycled PET](https://www.lintec-global.com/products/label/labelstocks/highlight/environmentally/). Packaging is the sum of its small decisions, and the label is one of the smallest. As sorting technology improves and the rules for claims settle, labels will be judged on the same terms as the containers they wrap. When brands design labels for the recycling process and provide clear guidance for consumers, they can help advance the industry's circularity goals. ![secondary-logo-light-green](https://www.plasticreimagined.org/hubfs/secondary-logo-light-green.png) Making the case for plastic done right. Recyclable, lightweight, and built for a circular economy. 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