This product is a men's wallet made of genuine leather and aluminum, with a custom card holder and RFID blocking technology. It has a zippered pocket and a hasp closure, and can hold Apple AirTags for tracking. The wallet is 9.5cm long, 6.5cm wide, and 1.5cm high, and weighs 80g. It can hold ID, bank, and credit cards, and has a metal aluminum box for protection. The wallet can be engraved with custom designs.