Welcome to your mobility membership.
In this video, Pieter Schonfeldt introduces himself, shares his background in CrossFit and Functional Range Systems, and explains why this platform exists. You’ll learn what Kinstretch is about, how this membership is structured, and how it can help you move better, feel better, and stay strong long term.
Pieter also explains how his own injuries shaped the way he approaches mobility training today, why internal preparedness matters, and how you can use this platform at your own pace—whether you’re an athlete or simply dealing with stiffness, pain, or movement limitations.
You’ll also find out how to connect with the community, where to ask questions, and how to get support through the Facebook group, forums, website, and email.
This is your starting point. Take a moment, settle in, and get ready to begin your mobility journey.
Up Next in Welcome & Orientation
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New to Kinstretch?
New to Kinstretch or unsure what mobility training actually is? This video explains what Kinstretch is, where it comes from within Functional Range Systems (FRS), and how it helps real people move better in everyday life and training.
You’ll learn the difference between flexibility and mobility,...
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What Mobility Training should feel li...
Not sure if what you’re feeling during mobility training is normal? This video explains the key differences between effort, stretch sensation, discomfort, and pain - so you can train with confidence instead of guessing.
You’ll learn why mobility work can feel challenging even when movements are ...
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What to avoid when doing Mobility Tra...
Mobility training can be incredibly effective, but only if it’s done the right way. In this video, Pieter explains the most common mistakes people make when working on mobility, and why those mistakes often lead to slow progress, flare-ups, or recurring pain.
You’ll learn why forcing stretches, ...
