1. High quality: Made of 250g cardboard, with bright colors and not easy to tear. 2. Each contact card has a size of 3.5 x 2 inches, is small in size and lightweight, with a total of 50 cards in one set. 3. Easy to write, simply use a ballpoint pen to write information directly on the card. 4. Multi purpose: Very suitable for small businesses, shops, spa centers, and salons to efficiently collect customer information. The name, email, and phone number fields make these cards essential tools for potential customers and maintaining customer relationships.