This challenge is 100% Money Back Guaranteed. If you are unsatisfied at any time within 30 days of purchase, Solin will refund your money.
This challenge is 100% Money Back Guaranteed. If you are unsatisfied at any time within 30 days of purchase, Solin will refund your money.
Challenge start date: January 5, 2026
Challenge end date: February 15, 2026
Open to participants worldwide
Ever catch yourself slouching in the middle of the day or wishing that belly felt a little flatter without endless crunches? You're not alone. Poor posture doesn’t just make you look tired or less confident—it can actually contribute to that stubborn belly pooch we all want to lose. The good news? It doesn’t have to be complicated, and you don’t need to spend hours at the gym to see real change.
Stand Tall Feel Flat is built around one simple truth: better posture naturally supports a flatter stomach. When your spine is aligned, your core muscles engage the way they’re meant to, helping you stand taller, feel stronger, and yes, see a smoother midsection. This challenge isn’t about punishing workouts or fancy equipment. It’s about practical, no-nonsense guidance to help you unlock your body’s potential.
Inside, you’ll get workout plans designed with posture-improving exercises that target your core and back. These aren’t just random moves—they’re carefully curated to strengthen the muscles that hold you up all day long. You’ll see exactly how many sets and reps to do, so there’s no guessing or overwhelm. Plus, with the specialized weight and rep tracking software, you’ll have a clear picture of your progress every step of the way, keeping you motivated and accountable.
And because we all perform better with a little community, you’ll have access to a feed where you can connect with others on the same journey, share wins, ask questions, and get real support. It’s about building habits that stick, celebrating small victories, and feeling confident in your skin—starting with standing a little taller.
If you’ve been frustrated by feeling bloated or insecure about your posture, this challenge offers a fresh approach that’s grounded in what actually works. No gimmicks, no harsh language, just honest movement and mindful progress. So if you’re ready to feel better in your body and finally see that flatter stomach through better posture, this is your chance. Let’s do this together.
What’s included
✅ Workout plans with exercise, sets & reps guidance
✅ Specialized weight & rep tracking software
✅ Community feed to interact with other participants and the creator
Bonuses
✅ High Protein Meal Generator
✅ Specialized tracking for weights & reps
✅ Community feed to interact with other participants and the creator
Solin $100k New Year's Reset
This challenge is also part of the first Solin $100k New Year's Reset – with $100,000 in cash prizes up for grabs!
The Solin $100k New Year’s Reset features all challenges on Solin that begin on January 5th and are 6 weeks long.
By joining, you're automatically part of the overall competition that includes participants from all hosted challenges.
Prizes
One set of 31 winners will be selected across all challenges. The winners will split $100,000 in cash prizes based on their best transformations (be sure to read the transformation instructions carefully once you join!).
Winners will be chosen at the sole discretion of Solin. It's possible that none or multiple winners could come from this specific challenge.
Prize Breakdown:
💸 31 total winners splitting $100,000 💸 $50,000 for 1 first-place winner 💸 $5,000 for 5 second-place winners 💸 $1,000 for 25 third-place winners
How It Works
Once you sign up, you'll gain instant access to the challenge mobile app, a private community, and the welcome area.
Leading up to January 5th, we'll be hanging out in the community, introducing ourselves, and motivating each other.
Important Dates:
January 2nd: The workout program will be released in the app (3 days before the official start).
January 5th: The challenge begins! You'll track your sets, reps, weights, and progress in the app.
January 9th: Deadline to upload 3 'before' photos (front, side, back) by 11:59pm ET.
February 20th: Deadline to upload 3 'after' photos by 11:59pm ET.
Want to Compete for Prizes?
If you want to be in the running for cash prizes, make sure to upload your before and after photos by the deadlines above.
Full instructions for uploading photos will be available in the app – participating is completely optional.
Challenge start date: January 5, 2026
Challenge end date: February 15, 2026
Open to participants worldwide
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