Amazon.com: Neeyer USB C to Micro SD Card Reader Supports CF/CFI/TF, SDXC/SDHC/SD,MMC/Micro SDXC/Micro SDHC/MS, UHS-I Compatible for Galaxy S20, MacBook Pro/MacBook Air/iPad Pro : Electronics
LENTION USB C to SD/Micro Card Reader,2-in-1 Type C SD 3.0 Card Reader Adapter 512GB Capacity Compatible with MacBook/Pro/New Mac Air/iPad/Samsung and Other Type C Devices - Walmart.com
Amazon.com: LENTION USB C to SD/Micro SD Card Reader with USB 3.0 Adapter Compatible 2023-2016 MacBook Pro, New iPad Pro/Mac Air, Surface, Phone/Tablet, More, Stable Driver Certified (CB-CS15, Space Gray) : Electronics
Amazon.com: Kingston 512GB SDXC Canvas Select Plus 100MB/s Read Class 10 UHS-I U1 V30 Memory Card (SDS2/512GB) : Electronics
R6II - SD Card compatibility list: Canon EOS R Talk Forum: Digital Photography Review