
How CrownGuard™ Works
See the science in action and learn how easy installation is
Unscrew old shower head
Simply remove your existing shower head by turning counterclockwise
Twist on CrownGuard™ (universal fit)
Attach CrownGuard™ by turning clockwise - fits all standard shower arms
Enjoy clean, high-pressure water
Experience filtered, high-pressure water that protects your hair and skin
Proven results you can see
Join thousands of men who have transformed their hair health with our scientifically-backed solutions
Why Choose Noble Over the Rest?
See how Crown Guard outperforms every other “filter” on the market.
Engineered with premium materials. Built to outperform every shower filter in its class.
See The Full BreakdownBacked by Science, Trusted by Experts
Independent studies and dermatologist endorsements confirm the difference clean water makes.
Removes up to 98% of chlorine (EPA study)
Reduces heavy metals like lead & copper linked to dryness and irritation
Dermatology research shows improved scalp hydration when contaminants are removed
Supported by lab-tested multi-stage filtration technology
"The multi-stage filtration technology shows remarkable results in reducing harmful contaminants while preserving beneficial minerals."
Dr. David Mitchell, Board-Certified Dermatologist, MD
The Hidden Reason Your Hair Keeps Thinning
More Happy Customers
Real results. Real customers.
Limited Stock — Secure Yours Before It’s Gone
Every shower you wait is more damage to your scalp. Start protecting your hair today.