EMF Radiation Protection Baseball Cap
Description
EMF Shielding in a Cap You Can Wear Every Day
Cell towers, WiFi routers, Bluetooth devices, and 5G infrastructure broadcast wireless RF radiation from every direction. Your head and brain is exposed to these ambient signals during commutes, at the office, while walking outdoors, and in public spaces. A standard baseball cap shades your face. This one shades your face and shields your head from wireless radiation.
The DefenderShield® EMF Radiation Protection Baseball Cap is lined with a silver shielding interior fabric that blocks up to 99% of wireless RF radiation from 10 KHz - 40 GHz - covering WiFi, Bluetooth, cellular signals, and low- to mid-band 5G frequencies. The VELCRO back strap has no opening - the shielding coverage wraps continuously around the crown of your head from front to back with no gap for radiation to pass through.
A Performance Cap That Blocks RF and UV
The outer shell is 90% Nylon / 10% Spandex - lightweight, breathable, and performance-ready. The structured mid-profile design sits comfortably on a wide range of head shapes. The brim provides UV protection, helping shield your scalp and face from sun exposure during outdoor use.
The silver shielding interior is naturally antimicrobial, resisting odor and bacteria buildup during extended wear. The adjustable VELCRO strap fits head circumferences up to 23.5 inches. Available in Black.
Key Features
The interior of the cap is lined with silver shielding fabric that blocks up to 99% of wireless RF radiation from WiFi, Bluetooth, cellular, and low- to mid-band 5G. The shielding covers the entire crown of the cap, from front to back.
The VELCRO back strap allows you to adjust the size without a gap or opening. Unlike standard baseball caps with a cutout or hole in the back, this cap provides continuous shielding across the entire crown. No gap means no unshielded path for RF radiation to reach the back of your head.
The silver shielding interior is naturally antimicrobial. It resists odor and bacteria buildup during extended daily wear, reducing the need for frequent washing.
The back strap adjusts to fit head circumferences up to 23.5 inches. The VELCRO closure is quick to adjust and holds securely throughout the day.
How to Use
Wearing the Cap
1. Put the cap on like a regular baseball cap. The silver shielding interior covers the entire inside of the cap.
2. Adjust the VELCRO strap for a snug fit. A secure fit ensures the shielding stays in full contact with the crown of your head.
3. Wear it in any environment. Commuting, outdoor activities, office, travel, or any setting with ambient wireless signals.
What the Cap Covers and What It Does Not
• Covered: crown of the head (top and sides), with continuous shielding from front to back (no back opening). The brim provides UV protection.
• Not covered: face, ears, and neck. For neck and upper-body coverage, pair with the EMF Protection Wrap Scarf. For full-head winter coverage, switch to the EMF Protection Winter Beanie.
Care Instructions
• Hand wash cold with gentle detergent. Air dry.
• Do not bleach, machine wash, or tumble dry.
• The antimicrobial silver lining reduces odor - frequent washing is not necessary.
• Gentle care preserves the shielding integrity of the silver interior.
Specifications
|
Specification |
Detail |
|
Shielding Technology |
Silver shielding interior fabric |
|
Shielding Effectiveness |
Up to 99% of wireless RF radiation (10 KHz - 40 GHz) |
|
RF Sources Blocked |
WiFi · Bluetooth · Cellular · 5G (low/mid-band) |
|
Shielding Coverage |
Crown (top + sides + back - no opening) |
|
UV Protection |
Yes - brim and crown |
|
Antimicrobial |
Yes - silver interior |
|
Outer Material |
90% Nylon / 10% Spandex |
|
Inner Lining |
Silver shielding fabric |
|
Profile |
Structured mid-profile |
|
Closure |
Adjustable VELCRO strap (no back opening) |
|
Max Circumference |
23.5 in |
|
Color |
Black |
|
Care |
Hand wash cold · Air dry · No bleach/machine wash |
|
HSA / FSA Eligible |
Yes - see if you qualify at checkout |
|
Warranty |
1-year manufacturer warranty |
|
Weight |
2 oz |
|
Package Dimensions |
11x11x1 |
Video
See how our EMF Protection Baseball Cap fits, feels, and performs in real-world conditions. Watch the video below to learn more.
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by That Girl Amber of MichCamo® and Bodega
What is a Human Hangover?
What is a Human Hangover?
A Human Hangover is when we've forgotten who we are. It's the fog that lays over us emotionally and mentally when our nervous system is stuck in a state of stress. It's the forgetfulness we feel around our true authentic self.
A Human Hangover keeps us sick, tired, and sensitive to the light. It's a sign of an overworked nervous system that can't keep up with the demands of life. A Human Hangover is a symptom of a bigger issue, a disconnection from self. It helps remind us of who we are, and nudges us to remember our human nature.®
Who is Amber Johnston?
Who is Amber Johnston?
That Girl Amber is a local from Marquette, Michigan who has used her Inner Landscape™ map to navigate emotions, trauma, and undiagnosed autism from the age of six.
Amber owns MichCamo®, her Michigan apparel brand showcasing her personal art therapy designs. Human Hangover® shares a retail space with MichCamo® in downtown Marquette at 503 N 3rd Street.
Amber and her partner Libby also own Bodega just two doors down at 517 N Third street, a restaurant, bakery, and bar making everything from scratch using local, whole ingredients.
Disclaimer
Disclaimer
All content on thehumanhangover.com (“the Content”) is meant solely for educational, informational, advocacy, and awareness purposes. Please be aware of the risks and benefits of engaging on all platforms, including social media. Following, using, or engaging in the Content is not a replacement for a therapeutic relationship or professional and medical help. The Content is not psychotherapy or a replacement for a therapeutic relationship, and does not substitute or constitute medical diagnosis, treatment, or care. The Content is not meant to diagnose or treat medical or mental health conditions. The Human Hangover does not assume any responsibility or risk for your use of the Content. Please consult your physician or mental health provider for advice or support related to your health and wellbeing. If you are suicidal or need emergent care, please call your local 24-hour hotline or 911, emergency services. By clicking “I AGREE” below and continuing to thehumanhangover.com you agree that you have read, understood, and consent to all the Terms and Conditions. (CLICK HERE for full Terms and Conditions)
The tools and information from Human Hangover® is meant to bring you closer to the best healer and guide you could find: yourself. To remember your human nature® by re-membering the pieces of yourself that got lost along the way.


