Delkin's rugged CombatFlash685 CF memory is manufactured to excel in situations and environments that demand optimal speed, durability and performance. An elevated 685X rating guarantees 103MB/s read & 95MB/s write, ideal for advanced DSLR video applications and modes such as HD, 3D and slow motion recording. Each US manufactured card is subjected to rigorous quality testing, and then put through a patented Tekta® infusion process that protects the card and its contents from humidity, shock, harsh impact, saline rust and more. Whether you’re shooting in the Arctic, documenting a story in the Sahara, or climbing Mount Everest, CombatFlash685 memory is built to endure.