Here's what other sites are saying:
The famous (at least in paddling circles) OtterBox is both crushproof (within reason) and watertight. Use when kayaking, canoeing, or camping.
The OtterBox 3500 is a drybox designed to withstand submersions up to 100 feet! Waterproof, crushproof and airtight, this case provides protection for your GPS, PDA, small video/digital camera and so much more! This case can also be used to keep your ammo dry during hunting season.Protect valuables from the elements.Guaranteed to protect valuables to water depths of 100 feet.A great 'carry-all' case that is perfect for protecting GPS units, cameras, small video cameras and keeping your ammo dry during hunting season.Dimensions:(inches)Internal: L 7.884 - W 3.973 - D 3.644External: L 8.813 - W 5.175 - D 4.179All cases except clear are lined with 1/8" foam.
The OtterBox 3500 Dry Case is a cleverly-made dry box designed to withstand submersions up to 100 feet! Waterproof, crushproof and airtight protection for your valuables. The OtterBox 3500 offers waterproof, crushproof and airtight, protection for your GPS, PDA, small video/digital camera and more!. The OtterBox is a patented dry box designed to handle full submersions--up to 100 feet! A 1/8" foam lining pads the inside of the box giving added protection. A lanyard, strap loop and a padlock hole on the latch round out this outstanding little box.
- Altrec Outdoors
Otter Box 3500 Series Features: Compact colorful carry-with-you boxes for cameras, cell phones, sunglasses and more. A crush proof design makes this the only personal watertight box that carries a lifetime guarantee. Size: (8 3/8 X 4 3/8 X 4 inches)
- Vargo Outdoors