Product Use: Over the Ear Slit on any Cell Phone. Peel and stick. Use the Waveshield Gold Slim over the ear slit on cell phones. Easy to use. Just take the backing off the Waveshield Gold Slim and position over where you listen on your phone. Does not affect reception or use of the phone. Perfect for the new Blackberry Works on the new iPhone. Features: Fits all mobile phone styles Slim Design Attaches in seconds Soft comfort cushion Adheres over the ear piece Will not affect cellular reception The WaveShield 2000 GOLD SLIM cellular protection system features a "pure-gold" design, less than the size of a penny that adheres to the ear piece of any cellular phone. The WaveShield GOLD "upscale" design presents itself elegantly. The Wave Shield, was developed in response to the growing concern about cell phone safety. The Wave Shield was designed and tested on phones in a U.S. laboratory listed with the FTC and recognized globally.