GearXS via Rakuten Shopping offers the Samsung EVO 16GB Class 10 UHS-1 microSDHC Card 3-Pack, model no. MB-MP16DA/BBY, for $16.99 with free shipping. That's $5.66 per card and tied with our mention from two weeks ago as the lowest per-unit price we've seen. (It's a current low by $6 for this quantity elsewhere.) Deal ends September 4.
Walmart offers the Samsung 64GB EVO UHS-I Class 10 microSDXC Card with Adapter, model no. MB-MP64DA/AM, for $20.94. (Amazon charges the same with free shipping for Prime members.) Opt for in-store pickup to dodge the $4.97 shipping fee. That's tied with yesterday's mention and the lowest price we could find by $4. It features data transfer speeds of up to 48MB/s.