Made to last Thetakes on life with military-grade durability, swim-ready water resistance and Corning Gorilla Glass DX that prevents the display from getting scratched. This device passed military specification (MIL-STD-810G) testing against a subset of 10 specific conditions, including drops from 4.9 feet, extreme temperatures, dust, shock/vibration, and low pressure/high altitude. . Not intended for scuba diving. Avoid excessive, sudden temperature changes and high-velocity activities. Rinse in freshwater/dry after use in seawater or chlorinated water.