Allbirds: How a Simple Wool Shoe Changed the Footwear Industry

Allbirds started with one simple question: why are shoes not made from wool? A New Zealander named Tim Brown asked it first. Then he found an answer, and the answer became a global brand. This blog tells that story in plain words. Step by step, you will see how soft wool shoes won over many fans. You will also see where the road got bumpy.

TL;DR

• The idea for Allbirds began in New Zealand in 2007.
• Tim Brown, a former professional footballer, wanted to create shoes without loud logos or plastic-based materials.
• In 2014, Tim Brown teamed up with Joey Zwillinger to develop the business.
• They launched in 2016 with one shoe: the Wool Runner.
• Merino wool made the shoes feel soft and light, helping shape the brand’s identity.
• Later, Allbirds introduced other materials, including tree fibre and sugarcane.
• Wool remained at the heart of the brand’s footwear story.

The Origins of Allbirds in New Zealand

How Tim Brown First Explored Merino Wool Shoes

Tim Brown grew up in New Zealand, where sheep farms are common. According to Starter Story, he studied design at Dartmouth. Meanwhile, he saw how much plastic filled the shoe world. He also saw wool farming lose strength at home. So he began to wonder about wool shoes.

How Joey Zwillinger Joined the Business

Joey Zwillinger came from a different world. He grew up in San Francisco and worked in biotech. He’s often called a renewables expert. In 2014, the two men joined forces. Together, they built a wool fabric made just for shoes.

Why the Founders Wanted to Rethink Traditional Footwear

Most shoes were made from oil-based materials. Many also carried big logos. Brown wanted something calmer. He wanted a shoe that felt good and looked simple. Moreover, he wanted natural materials instead of cheap synthetic ones. Allbirds also uses tree-based materials in its footwear, including eucalyptus tree fibres used in its Tree collection. This approach connects with the broader idea of sustainable fashion.

How Allbirds Turned Wool Into Its Signature Shoe

Why the Founders Chose Merino Wool

Merino wool is very fine wool. It is soft on the skin and light to carry. It also works in many kinds of weather. For these reasons, the team picked it. Furthermore, it fit the goal of using nature first. Other natural fibres, such as organic cotton, are also used in clothing, although their environmental impact depends on how they are grown and processed. A wider comparison of sustainable fabrics can help explain why material choices matter.

How It Developed Its First Wool Sneakers

Wool was an unusual choice for everyday sneakers at the time. So, Tim Brown spent years researching and testing ideas before developing a soft, durable wool fabric for footwear. In 2014, the first Wool Runners launched on Kickstarter and raised around $120,000 in four days, selling enough material for approximately 1,000 pairs. This early response helped establish the foundation for Allbirds’ Kickstarter success.

How the Wool Runner Helped Introduce Allbirds to the Market

The Wool Runner Go launched in 2016. It was the only shoe at first. Time Magazine called it the world’s most comfortable shoe. After that, more people wanted a pair. In short, one simple sneaker opened the door.

How Allbirds Built Its Identity Around Comfort and Simplicity

Making Comfortable Shoes for Everyday Wear

Comfort was the first promise. The shoes had no fussy parts. You could slip them on and go. Because of this, they worked for work, travel, and weekends. Soft shoes became everyday shoes for many buyers.

How Simple Designs Helped This Brand Stand Out

Other brands used bold logos and bright colors. This brand did the opposite. It used calm colors and clean lines.Choosing versatile shades is also important when building a wardrobe, especially when deciding on colours for a capsule wardrobe. As a result, the shoes looked neat in offices, airports, and cafes.

Why Lightweight Materials Became Part of Its Appeal

Light shoes feel good on tired feet. Wool and tree fibre are both light. Allbirds uses wool as one of its key materials, with details explained in its wool material guide. Thus, the shoes stayed comfortable on long days.

How Allbirds Expanded Beyond Wool Sneakers

Introducing the Allbirds Tree Runner

Soon, the team moved beyond wool. It added the Tree Runner, which uses eucalyptus tree fibre. This fibre feels smooth and cool. It also suits warm days. So buyers now had a second choice.

How Tree Fibre Expanded the Allbirds Footwear Range

Tree fibre opened new doors. First, it worked in lighter, breezier shoes. In addition, it kept the plant-based story strong. Allbirds also uses sugarcane-based materials. Both help the brand move away from oil-based parts.

Building More Options for Everyday Activities

Over time, the range kept growing. The brand’s website lists Allbirds sneakers, slip-ons, sandals, and all-weather styles. It also lists socks and clothing. Therefore, shoppers could dress their feet for many days.

How They Built a Sustainable Footwear Brand

How Merino Wool Shaped the Brand’s Identity

Wool is a natural fibre. Sheep grow new wool each year. That made it a good fit for Allbirds. The Allbirds story page says it works with, not against, Mother nature.

How Allbirds Approached Sustainable Shoe Design

Allbirds is a certified B Corp. That means it weighs people and planet along with profit. It values progress over perfection. In addition, it works with Soles4Souls to give used shoes a new life. Still, one claim needs care. The zero-carbon shoe initiative applies to a specific shoe, not the entire product line.

How Allbirds Expanded Its Shoe Collections

Allbirds Wool Runners and Tree Runners

These two shoes are the core pair. Wool Runners feel snug and soft. Tree Runners feel lighter and cooler. Both look simple.

Allbirds Mizzles and Weather-Ready Footwear

Rain can ruin a soft shoe. Therefore, they made weather-ready styles. The Mizzle is one example. Its name hints at light rain. As a result, wool shoes were no longer just for dry days.

Allbirds Tree Breezers and Casual Shoes

Tree Breezers are casual flats. They use tree fibre and feel airy. They suit warm weather and easy outfits.

Allbirds Sandals, Boots, and Other Footwear Styles

This brand also made sandals for summer. It made flip-flops for the beach too. For cold days, it made boots. Because of this, one brand could cover a whole year.

Allbirds Shoes for Women and Men

The range serves both women and men. Women can pick sneakers, flats, and sandals. Men can pick runners, slip-ons, and men’s boots.

How This Brand Grew Through Online Shopping

Building a Direct-to-Consumer Business

Allbirds sold straight to shoppers. There was no middle store at the start. The site runs on Shopify. This kept prices fair and the story clear.

How Online Sales Helped Allbirds Reach Customers

Online sales reached people everywhere. Meanwhile, word of mouth spread fast. Starter Story says early fans came from the tech world. It also names famous wearers like Larry Page, Barack Obama, and Oprah. This growing popularity helped attract attention to the brand ahead of its US IPO and reported valuation ambitions.

Creating a Simple and Convenient Shopping Experience

Shopping was easy. You picked a shoe, a color, and a size. Then it arrived in a recycled box. Starter Story lists prices between $110 and $145. Forbes also discusses Allbirds’ approach to circular footwear. 

These ideas also connect with the wider discussion around clothing donation and recycling, which explores ways to keep products in use and reduce waste.

How Allbirds Expanded Into Global Markets

Growing Beyond Its Early Customer Base

At first, fans lived mostly in the United States. Later, Allbirds reached more places. Starter Story notes a deal with Tmall as part of its expansion into China. So the audience kept widening.

Expanding Through Retail Stores and Online Sales

Online stayed the main road. Even so, Allbirds opened stores. Stores let people touch the wool and try on a pair.

How Allbirds Built International Brand Recognition

This brand kept one clear message. It said comfort, nature, and simple design. Because of this, people knew it in many countries. According to Allbirds revenue data, the brand generated approximately ₹10.12 billion in revenue in 2025, down from ₹16.27 billion in 2024. These figures show that the brand’s revenue declined despite its international recognition.

How it Became Part of the Sustainable Fashion Movement

The Rise of Eco-Friendly Shoes and Sustainable Sneakers

More shoppers began to care about the planet. They asked what shoes were made of. Eco friendly shoes became a hot topic. In turn, wool sneakers gave people an easy way to try something new.

How Allbirds Connected Footwear With Sustainable Fashion

Fashion fans also took notice. Clean looks and natural materials fit the mood. Therefore, the shoes felt stylish and kind to nature. Many sustainable fashion brands followed the same path.

Competing With Other Sustainable Shoe Brands

New names soon joined the field. Some made shoes from recycled bottles. Others used plants or natural rubber. Starter Story also notes copying concerns raised around 2019.

How Allbirds Faced Challenges in the Footwear Market

Competition From Established Footwear Brands

Big brands have large budgets and many stores. They can copy a popular idea fast. As a result, the footwear market is tough for any newcomer. Word of mouth worked well at first. However, it gets harder as rivals join.

Balancing Comfort, Style, Price, and Sustainability

Every shoe needs four things. It must feel good, look good, cost fair, and treat nature well. That is a hard mix. Wool costs more than plastic. Therefore, the team had to make trade-offs.

How Changing Customer Needs Shaped the Brand

Shoppers change their minds. Some wanted bolder looks. Others wanted more sport styles. Meanwhile, Allbirds’ NASDAQ IPO took place in November 2021. Sales then fell in later years. In 2026, reports covered Allbirds’ AI shift. So the story today is more mixed than it once was.

How Allbirds Connected Everyday Comfort With Modern Style

Allbirds Walking Shoes for Daily Activities

Walking is the most common daily act. Soft soles help on long routes. Light shoes keep legs fresh. Therefore, many people use these shoes for errands and commutes.

How Minimalist Sneakers Became an Everyday Choice

Minimalist sneakers, such as white sneakers, are easy to match. They go with jeans, shorts, and work pants. Because of this, they became a daily pick.

Why Customers Look for Shoes Like Allbirds

Many shoppers now want the same feel. They look for soft, light, and simple pairs. Some want shoes like Allbirds from other brands. Either way, the demand shows Allbirds’ impact.

The Bottom Line

The story began with a simple wool idea. Tim Brown noticed a gap, and Joey Zwillinger helped fill it. In 2016, the Wool Runner opened the door. Then tree fibre, sandals, boots, and more followed. Comfort and simple design won fans. Sustainable materials gave Allbirds a clear voice. Even so, the footwear market stayed tough. 

The story is still being written. Yet the idea still matters. Allbirds showed how a different approach to footwear could challenge traditional shoe design. Similarly, Eileen Fisher’s sustainable fashion journey highlights how a fashion brand can make sustainability part of its identity. Soft, simple shoes changed what many people expect from everyday footwear.

FAQs

When was Allbirds founded?

The story pages of this brand say the idea began in 2007. The two founders teamed up in 2014. The first shoe launched in 2016.

Who founded Allbirds?

Tim Brown and Joey Zwillinger founded it. Brown is from New Zealand. Zwillinger is a renewables expert.

Where did Allbirds originate?

The idea began in New Zealand. Allbirds later grew in the United States. Today, it reaches shoppers in many places.

Why are their shoes made with merino wool?

Merino wool is soft, light, and natural. It also works in many kinds of weather. Brown also wanted to move away from oil-based shoes.

What are Allbirds Wool Runners?

The Wool Runner is the first shoe Allbirds made. It uses merino wool. It is soft, simple, and made for daily wear.

What is the difference between Allbirds Wool Runners and Tree Runners?

Wool Runners use merino wool. They feel snug and soft. Tree Runners use eucalyptus tree fibre. They feel lighter and cooler.

Are Allbirds shoes suitable for everyday walking?

Yes, many people wear them for daily walks. They are light and soft. However, long hikes may need shoes made for that job.

What materials does Allbirds use in its footwear?

Allbirds uses merino wool, eucalyptus tree fibre, and sugarcane. It also favors recycled materials. Starter Story mentions a foam called SweetFoam.

Are Allbirds shoes considered sustainable?

Allbirds is a certified B Corp. It uses natural and recycled materials. Still, it says it values progress over perfection. So check each shoe’s claims.

Does this brand make shoes for women and men?

Yes, it makes shoes for both. Styles include sneakers, flats, sandals, and boots. Colors are simple and easy to match.

What are some shoes like Allbirds?

Look for soft, light sneakers made from wool, plants, or recycled parts. Many brands now sell similar styles. Compare materials and fit before you buy.

How did Allbirds grow into a global footwear brand?

Allbirds started with one wool shoe in 2016. Then it sold online and spread by word of mouth. Later, it added more styles and moved into new countries.