Beach Camera has the SanDisk Extreme 16GB SDHC Flash Card (SDSDRX3-016G-A21) for $20
with free shipping. The 32GB card (SDSDRX3-032G-A21)
with free shipping.B&H Photo Video
has the SanDisk Extreme 32GB UHS-1 Secure Digital High-Capacity SDHC Flash Card (SDSDRX3-032G-A21) for $44
with free shipping. Ships after April 15th. Features read/write speeds of up to 45MB/sec, advanced Error Correction Code (ECC) engine, and is waterproof, temperature proof, shock proof, vibration proof, and x-ray proof.