Amazon.com: Nextorage Japan 256GB A2 V30 CL10 Micro SD Card for Nintendo Switch, Steam Deck, Smartphones, Gaming, Go Pro, 4K Video, microSDXC Memory Card UHS-I U3 up to 100MB/s, with Adapter (G-Series) :
Amazon.com: 【Nintendo Switch】 Micro SD Memory card 128GB for Nintendo Switch : Video Games