Petit Pli is a material innovation and Fash‑Tech company on a mission to clothe the future of humanity with Clothes That Grow.

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Shortly after Viggo was born Ryan gifted him clothes, but by the time they arrived they were already too small.

This served as a signal: childrenswear today fails to recognise the dynamic and rapidly changing bodies of Earth’s LittleHumans. Inspired by his background in deployable satellite technology, Ryan created a garment that would grow with his nephew, reducing water and carbon footprints, and the need to keep buying new clothes. Soon after, Petit Pli was born and Clothes That Grow went on to win multiple awards, starting a sustainable childrenswear revolution.

Everything we create has to pass the Mars Test.

We apply aerospace engineering and origami principles to design childrenswear that expands bi-directionally, growing up to seven discrete sizes.

Also - If you’re heading to the red planet, pack smart: your clothes must be versatile, comfortable, minimal, and built to last (it’s a seven-month wait for replacements). Every innovation we make meets these standards and our strict environmental policies.

Our best‑selling Versatile range champions circularity by design. Our expandable garments grow with children up to 7 sizes, reducing waste and reimagining fashion as a force for positive change. Each piece is crafted from recycled PET plastic bottles, transformed into durable Ripstop fabric that’s rainproof, Oeko‑Tex® certified, and machine‑washable at 30°C.

Behind the Scenes

  • We are a small company with huge ambition. Our team consists of an agile force of interdisciplinary design engineers, fashion designers, neuroscientists and sociologists, all obsessed with innovation, responsible consumption and inspiring the next generation to value their garments and use less. Find out what that means to us here and keep your eyes on our Beta[X] section to discover the latest research projects.

    Join the Team!

  • In 2017, Ryan won the UK James Dyson Award for his innovation. Sir James Dyson stated, “Petit Pli intelligently applies engineering to the tactile and fashion industry to create a unique and compelling invention that addresses a global problem."

    A year after, the company expanded to tackle the growing demands of commercialisation. Petit Pli quickly gained momentum winning multiple design awards, including: Dezeen’s Wearable design of the year 2018, became the first UK-based brand to win the H&M Foundation Global Change Award in 2019 and the Best of the Best: Red Dot Product Design Award in 2019.

     

  • We’ve cultivated a vibrant physical and digital community, bringing together like-minded, curious individuals dedicated to shaping a better future.

    Meet our Trailblazers

Our material library

  • Versatile

    High performance and light weight weather protection and durability, for all-round and season activities.

  • Knot-Tile

    Made from fine merino wool, KNOT-TILE ensures comfort and protection for outdoor play in chilly weather.

  • Fluid Tex-tile

    Ultralight designs, providing efficient insulation and allowing for indoor play in all seasons.

  • Shield Tex-tile

    Most durable materials and weather protection, for prolonged exposure to severe conditions.

The future belongs to the curious. Be part of our story by joining our mailing list below.