... a depth of 12 meters2.high qulity &low price3.waterproof/dustproof/shockproof ! 4. Toughened optical glass5 .clear and great Image6 ... 2. good tightness, high mechanical strength, to protect your mobile phone 3. dustproof, anti-staining fingerprint, easy cleaning, high performance waterproof ... sure there have no water inside. Then put your Mobile into the case Precautionary Measure:1,use a large number ...