JW MCH-SD4CN Credit Card Size Durable Lightweight Portable Memory Card Case Holder Protector With Writable Label For 4 SD Cards + JW Cleaning Cloth Several individual slots to store memory cards Prevents memory cards from dust and loss;Credit card size, lightweight and portable With memory card patterns on the back for ease of use and can be marked A keychain hole is designed for easy carrying Memory cards can be inserted easily and rightly