64GB High Speed SD Card U3, UHS-1 Class 10 SDXC Memory Flash Card - Up to 95MB/s Read Speed & 90MB/s Write Speed - Supports Full HD and 4K Ultra HD video
Walmart/USA] 64gb MicroSD card - On clearance for $11 but actually for sale at $7 (10/18/19) : r/NintendoSwitchDeals
Canon EOS Rebel T6 Digital Camera Memory Card 64GB Secure Digital Class 10 Extreme Capacity (SDXC) Memory Card - Walmart.com
KOOTION 64GB Micro SD Cards 3 Pack Memory Card U3 SDXC High Speed TF Card 4K Full HD Video for Phone, Camera, Security Cam, Tablet - Walmart.com