Spiber Collaborates with JNBY Group for Sustainable Fashion Innovations

Spiber and JNBY Group: A Game-Changer for Sustainable Fashion

Introduction
In a landmark collaboration, Spiber Inc., renowned for its pioneering work in synthetic protein fibers, has teamed up with JNBY Group, a leading Chinese contemporary fashion company. This partnership signifies not only a melding of design sensibilities but also a commitment to sustainability through the use of Spiber's Brewed Protein™ fiber. This innovative endeavor marks a first in the adoption of this cutting-edge material by a Chinese fashion brand.

About the Collaboration

The partnership between Spiber and JNBY Group is set to shake up the fashion industry landscape. Spiber, based in Yamagata, Japan, specializes in creating high-performance, eco-friendly fibers using precision fermentation technology. On the other hand, JNBY Group, established in 1994 in Hangzhou, operates a portfolio of brands that resonate with originality and craftsmanship.

Through this collaboration, two flagship brands of JNBY Group—CROQUIS (menswear) and JNBY (womenswear)—will unveil collections made with Brewed Protein™ fiber. This innovative material not only reduces environmental impact but also demonstrates the potential for textile innovation in fashion.

The Innovative Offerings

1. CROQUIS Double-faced Wool Coat
- Launch Date: September 26, 2025
- Material Composition: A blend of 10% Brewed Protein™ fiber with a finely spun 17.5-micron wool yarn.
- Features: This coat showcases a precise double-faced fabric that harmonizes natural fiber comfort with technical material stability, all within a minimalist design framework.

2. JNBY Wool Coat
- Launch Timing: October 2025
- Material Composition: Super 120 fine wool combined with Brewed Protein™ fiber.
- Features: The luxurious texture and smooth drape of this coat illustrate JNBY's commitment to innovative design, fusing natural and protein-based fibers to create a new tactile experience.

Industry Impact and Presentation

The collaboration was spotlighted during the 2025 SHAN FUTURE FORUM at Shanghai Fashion Week, emphasizing dialogues around sustainability in fashion. Various experts discussed critical themes, including brand collaboration and the transformative potential of new materials like Brewed Protein™ fiber.

Callie Clayton, VP of Global Apparel Product Sales at Spiber, highlighted the importance of such partnerships in opening up opportunities within the Chinese market, while JNBY Group’s Marketing Director, Webber Wu, stated that this innovative cross-brand collaboration represents a significant moment for both companies. The integration of sustainable practices aligns perfectly with JNBY Group's ethos of