Note, the $20 Shutterfly Credit will be sent via email [More Info]
No longer available:
Newegg.com also has 64GB SanDisk Ultra Class 10 Flash Card w/ Adapter (SDSQUNC-064G-GN6MA) for $17.99 ->now $19.99 -> now $17.99. Shipping is free.
Editor's Notes & Price Research
This comes with a $20 Shutterfly credit.
This was FP at the same price earlier this year.