A NATURAL WAY OF KEEPING YOUR HANDS FREE FROM HARMFUL BACTERIA Copper has been used to prevent infections for centuries because it is safe and natural. One-touch at a time StayWell® pure copper phone patch will kill 99.9% of harmful bacteria. Our beautiful medium and large size copper-colored plates are perfect for everyday usage when traveling by car airplane train subways or taxi because they are so versatile they can be attached anywhere on anything. You can securely adhere them to your phones tablets laptops work IDs at home or in the office. StayWell® patches will not interfere with cell phone reception texts or calls. We recommend you keep your StayWell® Copper products free from oils and lotions. Wash with soap and water to keep your copper surface clean.