ABOUT THIS ITEM QUICK ACCESS - Patented slider mechanism provide you the most efficient way to pop up cards easily HOLDS 5 CARDS - Designed to hold up to 5 cards. Depending on how many are embossed. RFID & NFC BLOCKING - Advanced aluminium technology protect your cards from unwanted wireless communication ULTRA SLIM & LIGHT - Pocket sized minimalist aluminum wallet. Is lightweight enough that you won't even feel it in your pocket. KEEP CARD TIGHTLY - Patented double silicone strip keeps your cards to be held tightly inside the wallet. Best fathers day gifts. Please message me with any questions. Thanks! :)