#146 Designing the Kinvara Pro and Creating PWRRUN HG & Endorphin Elite with Saucony

#146 Designing the Kinvara Pro and Creating PWRRUN HG & Endorphin Elite with Saucony

In this episode, Nathan and Matt are joined by special guests Andrea Paulson and Cory Hoffman from Saucony, to discuss two of their newest and most exciting shoes: the Endorphin Elite and Kinvara Pro. Together, they explore the intricate process of developing and testing midsole foams. Get a behind the scenes look at the development of PWRRUN HG and the unique geometry of the Endorphin Elite.

Learn the origin story of the Kinvara Pro, a brand new dual-density, plated "super" trainer. They walk us through the extensive testing and development process that went into creating this shoe and learn who benefits most from its unique features. With the rise of super shoes and their impact on training, the conversation turns to the data surrounding their usage and how it shapes the way we approach our training.

Oh, and have you been itching to know the real meaning of "HG"? Tune in to find out! Get ready for an engaging, informative, and thought-provoking discussion on running shoe technology and the future of footwear in the running world.

Andrea Paulson is the Vice President of Product Engineering & Human Performance at Saucony. She leads different, yet connected, divisions that work on every aspect of shoe design, construction and future innovations, as well as biomechanical testing, gathering performance & personal preference data.

Cory Hofmann is a Performance Engineer at Saucony research laboratory, testing almost every aspect of their shoe: fit, durability, mechanical properties, etc. Cory specializes in testing and measuring running shoe performance, focusing on biomechanics and physiology.


Chapters

  • 0:00 - Intro
  • 7:40 - How midsole foams are developed & tested
  • 18:22 - How are PWRRUN HG and PWRRUN PB different?
  • 21:42 - The developement of the Endorphin Elite's geometry
  • 27:30 - Running economy testing for the Endorphin Elite
  • 30:28 - Is Saucony heading towards ditching EVA/TPU foams?
  • 33:41 - How durable is PWRRUN HG?
  • 38:42 - What's next for PWRRUN HG?
  • 45:40 - The origin story of the Kinvara Pro
  • 53:30 - The testing & development of the Kinvara Pro
  • 1:01:47 - Who does the Kinvara Pro benefit?
  • 1:13:59 - How does this data impact the conversation about training in super shoes?
  • 1:19:56 - How much should we train in plated shoes?
  • 1:30:03 - What does HG stand for?
  • 1:31:24 - Wrap-up

Be sure to check out this week's sponsor, ⁠⁠⁠Running Warehouse⁠⁠⁠. Summer's all about racking up the miles before a busy fall racing season. Check out some some of our favorite daily trainers like Hoka's 9th iteration on the beloved Clifton series. If you're looking for something soft and bouncy check out Skecher's latest trainers: Go Run Ride 11 and Maxroad 6 featuring their new Hyperburst Ice foam. If you want something that can pick up the pace, take a look at the revamped Adidas Boston 12 with the softer Lightstrike 2.0 midsole. You can find rabbit’s new trail line and more by visiting ⁠⁠⁠runningwarehouse.com⁠⁠⁠ today.

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#232 Mailbag! How Do Shoes Help Us Run Farther? Super Shoe Advice? + Breakdown of New Stability Footwear in 2025

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#231 We Rank Our Top 5 Daily Trainers from ’23-’25

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#230 This or That? Comparing the Best Max Cushion and Super Shoes Available Now

#230 This or That? Comparing the Best Max Cushion and Super Shoes Available Now

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#229 From Caffeine to Vitamins: Which Supplements are Best for Runners?

#229 From Caffeine to Vitamins: Which Supplements are Best for Runners?

Supplements areeverywhere these days, from ads to influencers, to athletes. Andrea is joined by returning guestJenn Giles (MS, RDN, CSSD) to sort through the myriad of supplements available to runners...

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#228 Mailbag! Best Shoes for Shin Splints? The Role of Flexibility in Shoes? Best Ultramarathon Shoes?

#228 Mailbag! Best Shoes for Shin Splints? The Role of Flexibility in Shoes? Best Ultramarathon Shoes?

We're back with a new mailbag episode! The team answers your running and running shoe questions. In this edition, the team discusses shin splints and the best shoes that we'd look for in dealing with ...

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#227 Which to Choose? Breaking Down Saucony’s Running Shoe Lineup

#227 Which to Choose? Breaking Down Saucony’s Running Shoe Lineup

In this edition of the pod, Matt and David dive deep into the world of Saucony running shoes. They discuss the brand's popular daily trainers, like the Ride and Triumph, known for their comfort and ve...

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#226 Behind the Sole: Matt Shares What He's Learned about the Running Shoe Industry

#226 Behind the Sole: Matt Shares What He's Learned about the Running Shoe Industry

As running shoe brand continue to innovate and grow, we're inundated by countless shoes, always promising better and faster. But what does it take to actually arrive at a final product? Matt takes us ...

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