Introducing you to the Pelican 1010 Micro Case which will be your buddy to protect your small valuables like cell phones, GPS or MP3 player. It's watertight, dustproof and crushproof. It has Automatic Pressure Equalization Valve which balances out the interior pressure and keeps the water out. Rubber liner for extra protection doubles as o-ring seal. Built with Stainless steel hardware along with carabiner. Fit it in your luggage or secure them with the carabiner.
You even get a Lifetime Guarantee of Excellence.
*This case is not meant to be used while swimming and shouldn't be submerged.