As one of its daily deals, Amazon offers Prime members the Transcend 32GB microSDHC Class 10 UHS-1 Memory Card with Adapter (pictured), model no. TS32GUSDU1, for $18.99 with free shipping ($0.59/GB). (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $8.02.) That's $3 under our February mention and the lowest total price we could find by $5. It includes an SD adapter.

Also available is the Transcend 64GB microSDXC Class 10 UHS-1 Memory Card with Adapter, model no. TS64GUSDU1, for $39.99 with free shipping ($0.62/GB). That's the lowest total price we could find by $18. It includes an SD adapter. Both deals end today.