Amazon.com: SanDisk Ultra 64GB MicroSD XC Class 10 A1 UHS-1 Mobile Memory Card up to 98MB/s Read Speed (SDSQUAR-064G-GN6MN) with Mini MemoryMarket MicroSD Memory Card Reader : Electronics
SanDisk Ultra 64GB Micro SD Memory Card TF Class 10 with Adapter 120Mb/s - Newegg.com