New-Bring Metal Card Holder RFID Anti-Theft Magnetic Automatic Shift Business Card Sase Waterproof Wallet, Colour: Red1. One handed control, slide the card to the left, slide right to close, simple and convenient 2. The storage layer is designed to hold coins, banknotes, bills, SD cards, condoms, etc. 3. Elegant appearance, compact body shape 4. Sealed design, not afraid of water, can be scrubbed with water, anti fouling and non staining 5. The external strap design makes it more convenient to access and place commonly used cards and cash, and can expand the capacity