. Ultra-thin . Protect from identity theft . Fits perfectly with your Capsul case . can protect as many as 6 RFID cards when used with Capsul Case . Suitable for a wide variety of wallets to protect up to 2 RFID cards . Rest easy on your next trip/vacation https://c2.staticflickr.com/2/1886/30592263688_ce570b2996_o.jpg Product Detail : Package dimensions：10.3 × 1.9 × 7.2 cm Product dimensions：5.9 × 8.5 × 0.04 cm Material：plastic and metal weight：４g Country of Origin：Canada Note: clean with rubbing alcohol used in household cleaning. It will not affect the quality of the protection. About DUO-LOK™ As you may know, cards bearing the RFID symbol or the mention of PayPass™ or PayWave™ are vulnerable to identity theft. Duo-Lok™ RFID protection comes in a set of 2 tabs. Duo-Lok™ tab shields are made of a thin, flexible, highly durable, metallic and plastic composite that can protect as many as 6 RFID cards when used with Capsul Case and up to 2 RFID cards in a regular wallet. Its tiny triads in a hexagonal matrix shield your RFID cards from unauthorized scanning. Duo-Lok™ RFID protection was designed to be use with women’s and men’s classic wallets, as well as Capsul cardholders.