Thank you for looking. This is an unused sliding card case. Color: Black Size: W9.8cm x H6.35cm x D0.8cm Weight: 50g Material: Aluminum alloy Please only purchase if you understand that this is a home storage item. There are no pets or smokers in the household. About the product [Complete payment with one hand!] With the advent of smartphones, necessary documents have become digitized, and this product supports the trend of carrying fewer items, creating a stylish everyday life! You can take out a card and complete payment with just one hand that took out your wallet! Many other companies have designs where the activation lever is at the bottom, and although they claim to be one-handed, they require both hands. This product has the activation lever on the side, so everything can be done with one hand. [RFID Skimming Prevention] Equipped with RFID NFC skimming prevention function to protect your valuable credit cards, cash cards, IC cards, ID cards, point cards, etc. from unauthorized access, allowing you to use it with peace of mind even overseas. [One-touch retrieval] You can retrieve cards in an instant by sliding the lever on the side. The cards are retrieved in a tiered manner, so you can instantly see the card you want to use. To return cards, simply insert them into the retrieval slot. It will make your work and life smoother and smarter. [Holds 5 cards] The aluminum case can hold approximately 5 credit cards. *The number of cards that can be stored may vary depending on the embossing of the cards. Cards with sizes different from the standard credit card size (53.98mm width x 85.60mm height x 0.76mm thickness) cannot be used.