BuyDig offers the Sony 32GB UHS-I Class 10 SDHC Secure Digital High-Capacity Card, model no. SF32UY/TQMN, for $14.99. Add it to cart and the price drops to $9.99. With free shipping, that's tied with our mention from July as the best price we've seen. (It's also a current low by $9.) It features read speeds of up to 40MB/s and write speeds of up to 10MB/s.
Also available is the the Sony 64GB UHS-I Class 10 SDXC Memory Card, model no. SF64UY/TQMN, for $24.99. Add it to cart and the price falls to $19.99. With free shipping, that's a buck under our mention from July and the lowest total price we could find by $8. It features the same speeds as the above model, but with twice as much storage capacity.