OtterBox [Defender Series] Apple iPhone 5 & iPhone 5S Case - Retail Packaging Protective Case for iPhone - Surf
This is the case you need if you want to be careless, work in harsh conditions, are tough on technology, anticipate heavy use or are just plain clumsy. Enjoy your adventures, whatever they may be without worry of damaging your device along the way. This case is practically indestructible.