METAL CARD CASE: Our business card holder is made of high-quality stainless steel. The lid and base are both metal, making this card holder more durable compared to plastic cases. Ideal for long-term use. The smooth surface and professional appearance offer a polished look, helping you make a positive first impression with clients, colleagues, or business contacts. WIDE USE: Case dimensions: 3.7"L x 2.3"W x 0.3"H. Holds up to 20 business cards, depending on card thickness. Features a scratch-resistant interior lining to protect your cards. This compact case is suitable not only for business cards but also for ID cards, credit cards, gift cards, driver's license, bank cards, health insurance cards, Costco cards, and other similarly sized cards, as well as a few folded cash bills. SUPER SLIM DESIGN: With a slim profile of only 0.3 inches thick, it easily fits into pockets, backpacks, file bags, handbags, or wallets. A sturdy and stylish card case designed for everyday convenience.