The Bottom Line: If you're willing to dig a hole in your wallet, the Lexar Echo MX could be a great option for quick backups and on-the-go storage.

Specs: Flash, 128 GB

The Bottom Line: The LaCie FastKey USB flash drive is an excellent portable storage solution for those who can afford its hefty price tag.

Specs: 120 GB

The Bottom Line: LaCie's IamaKey USB flash drive is slim, sturdy, and, most importantly, will stay on your key ring.

Specs: 8 GB

The Bottom Line: LaCie's IamaKey USB flash drive is slim, sturdy, and, most importantly, will stay on your key ring.

Specs: 16 GB

The Bottom Line: LaCie's IamaKey USB flash drive is slim, sturdy, and, most importantly, will stay on your key ring.

Specs: 4 GB

The Bottom Line: LaCie's IamaKey USB flash drive is slim, sturdy, and, most importantly, will stay on your key ring.

Specs: 32 GB

The Bottom Line: We're not totally persuaded by the EarthDrive thumbdrive's green credentials, but at least its makers are trying.

Specs: 2 GB

The Bottom Line: SanDisk Cruzer Titanium Plus boasts an innovative set of features, fast data transfers, and a complimentary six-month online backup subscription, but we're put off by the subsequent annual service fee and the expensive retail price, especially when other drives at equal capacity cost much less.

Specs: 4 GB

The Bottom Line: The well-designed and inexpensive SanDisk Cruzer Micro comes with great software, but it's marred by its incredibly slow write speeds.

Specs: 2 GB

The Bottom Line: The JumpDrive Mercury provides a handy feature we have yet to see on a thumbdrive: an external capacity meter that lets you know at a glance how much space is left on your drive.

Specs: Flash, USB Drive, 2 GB