The Memory Card Case for 6 is a sturdy protective case for your memory cards. It keeps the cards safe from shock and moisture. The case has a molded rubber interior lining, as well as a durable polycarbonate rexterior with a weather-resistant seal to keep out water, dust, and debris. There is a snap-on locking system. The individual card slots are designed to hold the cards in either direction, which helps with identifying which cards are empty or full.