Kyocera runs the mud run with their Torque phone to show how durable and unbreakable it is. it made it thought the mud, swamps and terrain without a scar
http://www.kyocera-wireless.com/torque-phone/Rugged design – Meets IP67 standards for dust and water immersion and Military Standard (Mil Spec) 810G for dust, shock, vibration, temperature extremes, blowing rain, low pressure, solar radiation, salt fog, humidity and immersion for up to 30 minutes in up to 1 meter (3.28 ft) of water*
Pine & Pebble Photography