SanDisk 512GB Extreme PRO A2 microSDXC Card UHS-I U3 V30 Read Speed up to 200MB/s for 4K UHD Video (SDSQXCD-512G-GN6MA) - Newegg.com
Amazon.com : SanDisk 128GB Extreme Pro Memory Card works with Canon EOS Rebel T5, T6, T6i, T7i, EOS 5D Mark IV, 6D Mark II, 5D Mark III, DSLR Camera SDXC 4K V30