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How The Flex Company disrupted menstrual care (with founder & CEO Lauren Wang) | Masters of Scale

Lauren Wang, founder of The Flex Company, is transforming the menstrual product industry with bold innovations and a tendency to break taboos.

Lauren WangguestJeff Bermanhost
Dec 5, 202435mWatch on YouTube

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At a glance

WHAT IT’S REALLY ABOUT

Flex founder Lauren Wang on building a taboo-breaking period brand

  1. Lauren Wang traced Flex’s origin to her recurring infections from tampons and her subsequent realization that menstrual products had seen little meaningful innovation for decades.
  2. She explained how she learned unfamiliar domains (manufacturing, FDA, finance, supply chain) by making highly specific, time-bound asks to her network and then going all-in out of a moral imperative to serve others.
  3. She described the early funding and traction challenge of proving demand before a costly custom manufacturing line could be built, and how Y Combinator’s “do things that don’t scale” mindset helped her generate proof points.
  4. She detailed how scaling from D2C into retail created major operational and cash-flow risks, including an oversized initial retailer order and production issues that nearly sank the company.
  5. She argued that Flex’s growth is driven by authentic, benefits-led marketing (often featuring her), plus rising consumer concern about tampons and the need to invest more in top-of-funnel awareness for discs.

IDEAS WORTH REMEMBERING

5 ideas

A single external vote of confidence shifted Lauren Wang from self-doubt to CEO resolve.

She described pitching herself as CMO while searching for a CEO, but a friend’s serious encouragement made her realize she could lead the company herself, prompting her to fully commit to building “the period thing.”

Personal pain plus missing innovation signaled a large, neglected opportunity in menstrual care.

Lauren Wang said her monthly infections led her to research why tampons were causing issues for her, and she concluded the category had seen little meaningful innovation for nearly 100 years, which she linked to stigma and lack of research funding.

Specific, bounded requests turned a general network into targeted expertise for a complex startup.

She built knowledge by sending highly specific, time-bound asks to people in her network and their extended connections, using an organized list of unknowns (e.g., product development, FDA, supply chain, COGS) to guide outreach.

Solving the “prove demand before you can manufacture” problem required scrappy, non-scalable traction.

She said investors needed proof of demand before the product could be made, so she created early traction through a waitlist and hands-on distribution tactics during Y Combinator—enough to demonstrate momentum by Demo Day.

Flex’s brand voice—direct, non-judgmental, and founder-led—became a growth lever and trust signal.

Lauren Wang emphasized the company’s marketing avoids fear-mongering and instead focuses on product benefits and a welcoming, authentic tone; she also said ads featuring her perform best, likely because she is the customer and feels trustworthy.

WORDS WORTH SAVING

5 quotes

I didn't feel that I was giving it a fair shake. Um, I felt that the risk in me, like, the risk in me not trying to create a period company would be worse than the risk of me trying to do it and failing.

— Lauren Wang

And by that, I meant I felt deeply, deeply pulled from a moral imperative that I need to do this to serve others.

— Lauren Wang

The more that I studied it and the more that I researched it, the more I realized there has not been any meaningful innovation in this space in nearly 100 years.

— Lauren Wang

I found one of the biggest hacks, which was people can be flattered that you ask for their help, and especially if the ask is very specific and especially if the ask is very time-bound.

— Lauren Wang

And I had a Subaru lease and an apartment in Venice. Like, what are you gonna take, my dog? Like, personal... I don't even have a 401 anymore.

— Lauren Wang

Read the available transcript
Founder self-doubt and stepping into the CEO roleHealth-triggered insight and category stagnationNetwork-driven learning via specific asksManufacturing and FDA constraints for physical productsProving demand before product availabilityY Combinator and “do things that don’t scale”D2C marketing, retail expansion, and cash-flow timing risk

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SPEAKERS

  • Lauren Wang

    guest

    Founder and CEO of The Flex Company, a menstrual care brand known for the Flex Disc and related products.

  • Jeff Berman

    host

    Host on Masters of Scale who narrates episodes and interviews featured founders.

High quality AI-generated summary created from speaker-labeled transcript.

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