PSA: If you ordered the 'SanDisk Ultra 128GB microSDXC UHS-I Card' through Amazon then you may be able to get a refund. : r/NintendoSwitch
SanDisk 128GB microSDXC UHS-I Memory Card for Nintendo Switch SDSQXBO-128G-ANCZA - Best Buy
SanDisk 128GB microSDXC UHS-I for Nintendo Switch, Speed Up to 100MB/s (SDSQXAO-128G-GNCZN) - Newegg.com
10 best micro SD cards for Nintendo Switch
SanDisk 128GB Micro SDXC Ultra Memory Card for Switch OLED Model Nintendo Gaming System (SDSQUA4-128G-GN6MN) Class 10 UHS-1 Bundle with (1) Everything But Stromboli SD & MicroSD Memory Card Reader : Video