BuyDig offers the Samsung Plus 32GB UHS-I Class 10 SDHC Memory Card, model no. MB-SPBGC/AM, for $18.99 with free shipping. That's a buck under our mention from four days ago and the lowest total price we've seen for this memory card. (It's also a current price low by $4.) It features transfer speeds up to 48MB/s and is magnet- and water-proof.