Make your own (cheaper) CFexpress Type B cards with this NVMe SSD to CFexpress Type B adapter: Digital Photography Review
QUMOX SD SDHC SDXC to CF Compact Flash Memory Card Adapter Reader Type 1 Supports WiFi Card : Amazon.com.au: Electronics
Micro SD to CF Card Adapter Memory Card Reader Converter for Canon / Nikon SLR Camera | Fruugo SE
UGREEN SD Card Reader USB 3.0 High Speed CF Memory Card Adapter Support 512G for UDMA 7 Compact Flash,UHS-I SDXC/SDHC/Micro SD/Micro SDXC/Micro SDHC,Memory Stick,MMC for Windows,Mac OS,Linux,Read 4 Cards At Once
Unitek SD Card Reader USB, Aluminum 3-Slot USB 3.0 Adapter 4FT Long Cable for SD Micro SD TF SDXC SDHC CF Type I, Supports SanDisk Cemera Flash Memory Card Compatible Macbook Pro