---
product_id: 34622653
title: "Skull Cap | RF Shielding Spandex Dome Cap & Hat Liner"
brand: "filteremf"
price: "£69.64"
currency: GBP
in_stock: true
reviews_count: 2
category: "Filter Emf"
url: https://www.desertcart.co.uk/products/34622653-skull-cap-rf-shielding-spandex-dome-cap-and-hat-liner
store_origin: GB
region: United Kingdom
---

# 35 dB RF shielding up to 10 GHz 100% stretchy spandex for perfect fit Lightweight & breathable comfort Skull Cap | RF Shielding Spandex Dome Cap & Hat Liner

**Brand:** filteremf
**Price:** £69.64
**Availability:** ✅ In Stock

## Summary

> 🛡️ Shield your brain, stay ahead of the wave!

## Quick Answers

- **What is this?** Skull Cap | RF Shielding Spandex Dome Cap & Hat Liner by filteremf
- **How much does it cost?** £69.64 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/34622653-skull-cap-rf-shielding-spandex-dome-cap-and-hat-liner)

## Best For

- filteremf enthusiasts

## Why This Product

- Trusted filteremf brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Discreet & Stylish:** Sleek black dome cap that blends invisibly or stands out as a bold, protective statement.
- • **Second-Skin Comfort:** 100% spandex fabric stretches seamlessly for a barely-there fit under any hat or wig.
- • **Customizable Coverage:** Adjust ear coverage to suit your style or comfort—exposed or shielded, your call.
- • **Ultimate Brain Shield:** Block up to 35 dB of harmful RF radiation—protect your mental edge all day long.
- • **Effortless Wearability:** Slip it on in seconds—designed for all-day or all-night protection without fuss.

## Overview

The Skull Cap by FilterEMF is a lightweight, breathable dome hat liner made from 100% spandex that provides approximately 35 dB of radio frequency shielding up to 10 GHz. Designed for both men and women, it offers a comfortable, elastic fit that can be worn alone or under hats and wigs, delivering discreet, all-day protection against microwave radiation.

## Description

Here’s a great item to wear hidden under a wig or standard hat to shield your brain from radio frequency (microwave) radiation. Attractive enough to wear alone as well. Fully elastic for a comfortable form fit. Provides ~35 dB shielding up to 10 GHz and beyond. Cranium cover slips on in an instant for all day or all night protection. Can be pulled down to cover part of the ear, or leave the ears completely exposed. The perfect RF defense cap for your brain… a whole new kind of mental block! Suitable for both men and women. NO RETURN WILL BE ACCEPTED AFTER 30DAYS OF PURCHASE DATE - even if the product has been shipped by a customer!

## Features

- 100% Spandex
- Stretchy Anti-radiation Radio Frequency Shielding Skull Cap for Your Brain
- Lightweight, breathable, comfortable & effective
- Microwave Shielding Effect: ~35 dB shielding up to 10 GHz and beyond.
- Surface resistivity: <0.5 Ohm/sq
- Cranium cover slips on in an instant for all day or all night protection

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01HE98K1A |
| Additional Features | Lightweight |
| Age Range Description | Adult |
| Apparel Closure Type | Elastic |
| Best Sellers Rank | #6,528,040 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #50,784 in Women's Baseball Caps #85,734 in Men's Baseball Caps |
| Brand Name | FilterEMF |
| Color | Black |
| Customer Reviews | 3.0 out of 5 stars 9 Reviews |
| Fabric Type | 100% Spandex |
| Fit Type | Fitted |
| Hat Form Type | Baseball Cap |
| Is Waterproof | False |
| Manufacturer | FilterEMF |
| Manufacturer Part Number | A217 |
| Material Type | Spandex |
| Occasion Type | Date,Night |
| Pattern | Solid |
| Pattern Style | Solid |
| Product Care Instructions | Hand Wash Only |
| Recommended Uses For Product | outdoor |
| Seasons | All |
| Style Name | Dome |
| Theme | Radio |
| UPC | 760921484753 |
| Unit Count | 1.00 Count |
| Water Resistance Level | Not Water Resistant |
| character | sports |

## Images

![Skull Cap | RF Shielding Spandex Dome Cap & Hat Liner - Image 1](https://m.media-amazon.com/images/I/31OR1mWqnTL.jpg)
![Skull Cap | RF Shielding Spandex Dome Cap & Hat Liner - Image 2](https://m.media-amazon.com/images/I/31834Y347dL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by B***6 on May 7, 2020*



### ⭐⭐⭐⭐⭐ Review
*by T***Z on November 2, 2016*



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**Shop now:** [https://www.desertcart.co.uk/products/34622653-skull-cap-rf-shielding-spandex-dome-cap-and-hat-liner](https://www.desertcart.co.uk/products/34622653-skull-cap-rf-shielding-spandex-dome-cap-and-hat-liner)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-07-01*