CamDesign Heavy Duty Professional Rubber Sealed Water Proof Memory Card Case for Secure Digital (SD), CompactFlash (CF) Anti-shock, with rubber sealed, water proof to protect. Holds 4 CF Cards or 8 SD/ SDHC Cards Two small sockets on each side of a slot to fit the SD Card in securely Made of tough Polycarbonate resin, easy to carry when traveling Removable liner absorbs shock and protects memory cards, reliable safe and strong