Silicon Power 64GB Compact Flash (CF) Flash Card Model SP064GBCFC600V10 - Newegg.com
Midwest Photo Lexar 64GB Professional CFexpress Type-B Memory Card
Amazon.com: SanDisk Extreme 64GB CompactFlash CF Memory Card (2 Pack) Works with Canon EOS 5D Mark IV Digital DSLR Cameras HD UDMA 7 (SDCFXSB-064G-G46) Bundle with Everything But Stromboli Combo Reader :
Lexar 64GB Professional 1066X UDMA 7 Compact Flash [CF] Memory Card at KEH Camera
64GB EgoDisk PRO CompactFlash UDMA7 VPG-95 Memory Card