SYB Flex Shields fav Audible tone similar to that

Audible tone similar to that of a Geiger counter indicates level of exposure

Chemical and alcohol free and proven more effective than gels

This Gigahertz Solutions product is shipped by Safe Living Technologies from Canada

From the OEKO-TEX official website

Technical Applications: Reliable for shielding electronics or enclosures from RF interference

SYB Flex Shields fav Audible tone similar to thatTurn Any Flat Surface Into a Powerful EMF Radiation Shield. Made with SaferBody Silver Nickel. Laboratory tested to Shield Your Body from up to 95% of harmful EMF radiation. Each Flex Shield is 6 x 6 (approx. 15cm x 15cm). Package include 4 Flex Shields. Easily cut to any custom shape & size. Easy to apply; just peel and stick to any flat surface. Laminated to protect your shield against cuts, scratches & damage. Do not apply directly to electronics.