Material: Grapewood and aluminum alloy. The interior of the shell is made of grapewood, and the wallet is made of a smooth aluminum alloy, which looks more fashionable. This credit card case prevents accidental data theft via RFID. Information Security: RFID Blocking - An additional layer of protection against those who would steal your personal information. Prevent wireless identity theft. To protect your RFID card from potential wireless identity theft. Design: The stressful fumbling at the checkout or in a restaurant. Until now! Thanks to the elastic stretch bands, the customized finger groove, and the slim money clip, you can reach for the right credit card in a flash and with confidence. Large Storage Space: The card case offers space for up to 15 cards. Thanks to its flat and compact design, the card case is barely larger than its contents. Thanks to the money clip on the back, the case also serves as a wallet. Gift: Whether casual or elegant, this card holder suits any dress code and is perfect as a gift for special occasions. The card holder comes in a matching gift box.