Despite this "negative", this is not so bad (it's a good forgery). It protects well against shocks and splashing water.
That said I've never tested in total immersion.
I had paid 47.19 at the time when it was much more expensive (I know too well how) on the LifeProof site. It seems they have lowered the price.
So CAUTION.
I turn to the iPhone 5 and ordered a real shell at the site of Lifeproof.
I never thought buying a counterfeit on Amazon!
I would now be very careful on Amazon.