Best Buy: SanDisk Extreme Pro 8 GB Secure Digital High Capacity (SDHC) 1 Card SDSDXP1-008G-A75
SanDisk Extreme Pro 128GB UHS-II SD Card Works with Canon EOS R6, EOS R5 Mirrorless Camera 300MB/s 4K Class 10 (SDSDXPK-128G-GN4IN) Bundle with 1 Everything But Stromboli 3.0 SDXC Memory Card Reader