June 9, 2026

Engineering Better Closures: Sustainable Designs in Flexible Packaging

Engineering Better Closures: Sustainable Designs in Flexible Packaging

In this Plastics Technology article, Senior Product Manager John Strubulis discusses how fitments and closures can help brands achieve sustainability goals in flexible packaging. While often treated as an afterthought, closures play a critical role in reducing overall material consumption, improving recyclability and protecting product integrity through reliable sealing and controlled dispensing.

As brands face increasing pressure to improve the sustainability of flexible packaging, caps and spouts represent an important opportunity for innovation. Strubulis highlights how engineering-driven solutions – from material optimization to advanced manufacturing processes – can help create packaging systems that support circularity while meeting the performance, quality and usability expectations of manufacturers and consumers alike.

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