The T3000 is the ideal size for a checkbook, passport or hand held gaming device. It's also virtually unbreakable (as are all S3 cases.) Drive a vehicle over it and the contents won't be damaged. We're not suggesting you do this, but it has been done.

Applications:
Batteries
Business Cards
Camera
Cash
Cell Phone
Checkbook
Credit Card
Electronic Car Keys
Film
First Aid Supplies
Glasses
Gps
Handheld Computer
Handheld Gaming
Jewelry
Large Digital Cameras
Medicine
Meds
Mp3 Player
Passport
Pda
Pda W/ Attachments
Prescription Drug Vials
Psp
Small Digital Camera
Two Way Radio
Wallet
Depth Rating: 80 Feet for 30 Minutes*

*S3 Cases are not intended to be submerged on a regular basis. The S3 lifetime warranty does not warrant case contents. Cases should be tested prior to submersion.