Description: Material: Our Memory Cards Case Protector is made of premium Aluminum alloy materials, which are sturdy and provide long term protection for your memory cards.Waterproof and Dustproof: The rugged design of this Memory cards holder provides waterproof, dustproof protection, protecting your memory cards all around.Multi Cards Slot Design: This storage box features multiple card slots, allowing you to simultaneously store various types of memory cards such as TF cards. Clear classification makes it easy to access your memory cards.Security Lock Buckle: This Memory Cards Case is equipped with a Security lock buckle to ensure that the box will not accidentally open during transportation, preventing the loss of memory cards.Portable: This Memory Cards Storage Organizer is lightweight, compact, easy to carry, and a good choice for travel and outdoor photography. Specification: Material: Aluminum alloy Size Chart: 10.5cmx8.5cmx2.3cm/4.13inchx3.35inchx0.91inch Package Includes: 1Memory Cards Case Note: Please allow slightly errors due to manual measurement and different packages.