Amazon offers Sony 64GB Class 10 UHS-1 SDXC up to 70MB/s Memory Card (SF64UY2/TQ) for $39.50 +Eligible for Free Super Saver Shipping.
Good price on a Class 10 64 GB Capacity memory card. It has a good read speed of 70mb/s and downloadable File Rescue Software. You can keep lots of pictured and files saved. Perfect for work or school.