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  • April 2025
  • Teaching Note
  • HBS Case Collection

Allbirds: Decarbonizing Fashion (A) and (B)

By: Michael W. Toffel, Ken Pucker and Stacy Straaberg
  • Format:Print
  • | Language:English
  • | Pages:27
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Abstract

Teaching Note for HBS Case Nos. 622-024, 625-004, 625-005, and 625-702. The Allbirds: Decarbonizing Fashion (A) case introduces Allbirds as a footwear startup not only focused on simple design, comfort, and sustainable natural materials but on decarbonizing the wider fashion industry. Background material highlights the growing environmental impact of the footwear industry, including its use of leather and fossil-fuel-based materials and its focus on shorter product lifespans. Allbirds’ product development process, by contrast, collaborated with suppliers to develop natural materials including wool and sugarcane to substitute for conventional petroleum-based materials and leather. The case is set in 2021, when Allbirds was extending its product range into apparel and expanding beyond its online store to open more retail stores around the world. Allbirds was freely sharing its know-how and material innovations with its competitors to try to scale its efforts to decarbonize fashion, yet the company was also keen to remain ahead and differentiated based on its shoes’ comfort, minimalist design, and sustainable natural materials.

The Allbirds: Decarbonizing Fashion (B) case encourages students to assess Allbirds’ product development and go-to-market strategies now that Allbirds is a publicly listed company. The (B) case provides a 2024 update on Allbirds including its initial public offering, mounting losses, decreasing share price, and the release of a strategic transformation plan. It also covers co-founders Tim Brown’s and Joey Zwillinger’s transition out of the co-CEO role.

Keywords

Decarbonization; Climate Impact; Environmental Strategy; Innovation; Product Design; Supply Chain Management; Innovation Strategy; Innovation and Management; Product Development; Climate Change; Environmental Management; Environmental Sustainability; Business Startups; Initial Public Offering; Knowledge Sharing; Apparel and Accessories Industry; Fashion Industry; United States; California

Citation

Toffel, Michael W., Ken Pucker, and Stacy Straaberg. "Allbirds: Decarbonizing Fashion (A) and (B)." Harvard Business School Teaching Note 625-006, April 2025.
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About The Author

Michael W. Toffel

Technology and Operations Management
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    Arla Foods: Data-Driven Decarbonization (A) and (B) PowerPoint Supplement

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    Climate Change Adaptation with Artificial Intelligence and Machine Learning

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    Allbirds: Decarbonizing Fashion PowerPoint Supplement

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More from the Authors
  • Arla Foods: Data-Driven Decarbonization (A) and (B) PowerPoint Supplement By: Michael Parzen, Michael W. Toffel and Susan Pinckney
  • Climate Change Adaptation with Artificial Intelligence and Machine Learning By: Michael W. Toffel and Nabig Chaudhry
  • Allbirds: Decarbonizing Fashion PowerPoint Supplement By: Michael W. Toffel, Ken Pucker and Stacy Straaberg
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