Waterproof up to 6.6 ft. for 30 minutes and drop proof up to 10 ft.</br>Dust proof allowing zero entry of dust and crush proof up to 2 tons</br>Absolute protection for device use in extreme conditions: The Toughest Case Ever Built</br></br>Product Description</br></br>This New Waterproof Case from otterbox is dust proof?? drop proof?? crush proof and is designed with a thermal plastic shell and a medical grade stainless steel latch.</br><br/>http://www.amazon.com/gp/product/B00B59NKUC