64GB PNY Elite Performance Series SDXC for $25 -or- 256GB for $100 {limit 30 each}

You can’t put a Pony in your camera, but you can put a PNY memory card. Which brings us to the 64GB PNY Elite Performance SDXC Class 10 UHS-I U3 offered for $25 at Amazon by Amazon herself with a limit of 30 per customer. Free 2-day shipping for Prime members or with a $35+ order (eg two of these) for non-Prime members. This is model P-SDX64U395-GE.

Within this PNY line-up (32GB to 512GB) it is tied in terms of $/GB with the 256 GB version (model P-SDX256U395-GE) which goes for $100 with free shipping. Limit 30 as well.