EMF Protection Beanies Cap,Faraday Hat Blocks 99.9% EMFs, 5G, WiFi,Microwave Radiation Blocking Cap

Washing &amp; Care Instructions <br>Wash infrequently: Soak in lukewarm water (≤40°C) for 3–5 minutes with a small amount of neutral detergent, rinse gently, then air dry naturally. <br>Do NOT: bleach, rub hard, wring, machine wash, or iron at high temperature (only low-temperature ironing ≤40°C is allowed). <br>For better care, use purified water or cooled boiled water for washing, to protect silver fiber from tap water impurities. <br>Oxidation or uneven discoloration may occur due to silver's inherent properties when exposed to air, sweat, high temperatures, etc. This is a normal phenomenon. <br> <br>Scientific Knowledge <br>1. Mobile Phone Signal ≠ Mobile Phone Radiation <br>Signal strength and radiation are independent concepts: <br>Phones with strong signal (e.g., CDMA devices) may emit low radiation, while weak signal areas (elevators, subways) do not equal high radiation. <br>Devices like microwaves have no signal but do produce radiation. <br>A drop in signal only proves a material's conductivity (radiation-shielding property), not effective radiation protection when worn. <br>2. Radiation Shielding Principle <br>Conductive materials (such as silver fiber or metal fiber) can shield electromagnetic waves, just as mirrors reflect light. This is the core physical principle behind all anti-radiation products. <br>3. Facts About Anti-Radiation Wear <br>Full enclosure is not required to block radiation (unlike blocking phone signal, which needs complete wrapping). The goal of anti-radiation clothing is to block electromagnetic radiation, not block signal (signal is just harmless device sensitivity). <br>Only fully enclosed conductive wrapping can reduce phone signal; regular clothing cannot. <br>4. Expert Guidance on Testing <br>The "wrapped phone call test" is unscientific: clothes have gaps when worn, so this method has no practical meaning. <br>A 1-minute signal drop test (wrapping a phone in conductive fabric) can verify the fabric's radiation-shielding conductivity, but not its real-wear effectiveness. <br>Radiation only requires planar shielding to block, not full enclosure, and professional scientific testing is the mainstream standard.

• Faraday hat High Shielding Efficiency：This Fabric Contains 18.3g of Pure Silver per Square Meter,that deflects 99.9% of (10MHZ-100GHz), providing 40-60 dB attenuation against Wi-Fi, 5G, cellular, and Bluetooth signals, all while staying comfortable and stylish.
• Usage Scenario：Designed Specifically For People Affected By Electromagnetic Waves, Suitable For Both Men And Women, The Silver Fiber Faraday Cap Forms A Faraday Cage On The Head To Block Electromagnetic Radiation, Making It Suitable For Adults of All Ages To Wear.
• ONE SIZE FIT ALL:EMF Blocker Hat circumference 54cm/21in, depth 28cm/11in,The EMF hat with elasticity,suitable for all head circumference,one size fit all.
• Easy Care：Hand wash in cold water is recommended, with mild or without any detergents, and leave it to air dry. Do not bleach, do not dry clean, or tumble dry. Advised to follow care instructions for maximum effectiveness and durability
• About Radiation Protection：Shielding Electromagnetic Radiation Is Not Equal To Shielding Signals. Our Products Can Significantly Reduce Electromagnetic Radiation, But Cannot Completely Block Signals. These Are Two Different Concepts. Therefore, Please Use An EMF Instrument Instead of Calling A Mobile Phone.