Material: Aluminum Size: Length 4.25 inches, Width 2.48 inches, Height 0.37 inches Weight: 56 grams or 1.97 ounces Quantity of slots: 5-7 cards Made In: China Target Customer: Man and Woman Color: Black Why Our Card Holder Is Better: · Our Pop-up card holder has better capacity from others. It can hold 7 credit card types of cards that meet the daily needs of most of the people, but the actual capacity depends on the thickness of the cards. Anyone can hold his or her 2-3 bank cards, ID card, driving licenses, library cards or bus card in a card holder easily. · Ultra slim just 0.37 inches thin and 56 grams, you won't even feel it in your pocket, and feels better than using the bulky traditional wallets. As well it’s easily fit into women small vanity bag or purse. · Patented slider mechanism provides you the most efficient way to pop up card easily. Just use the slider button downward cards will come out smoothly. · Designed double silicone strip keeps your cards to be held tightly inside the wallet. You can also keep only 1-2 cards tightly inside the wallet. Cards could not come out by shaking holder, only come out when use slider button downward. · The advance aluminum case protects your card from unwanted wireless communication, ensuring the safety of your private property. · Card holder made of aluminum and characterized by its fine workmanship and durability, enable to keep the cards from deformation. · The card holder or wallet package with nice gift box packet that make it an attractive gift idea for your lover, family or friends.