B&H Photo Video offers the Sony 32GB UHS-I Class 10 SDHC Secure Digital High-Capacity Card, model no. SF32UY/TQMN, for $9.95 with free shipping. That's tied with our mention from a month ago and the best price we've seen. (It's also a current low by $5.) It features read speeds of up to 40MB/s and write speeds of up to 10MB/s.
Newegg offers the Adata Premier 32GB UHS-I Class 10 microSDHC Memory Card, model no. AUSDH32GUICL10-RA1, for $14.99. Coupon code "EMCAVNW49" cuts it to $8.99. With 99 cents for shipping, that's a buck under our mention from two weeks ago and the lowest total price we've seen. (It's a current low by $4.) It includes an SD adapter. Deal ends August 3.