Product Features:

100% waterproof, dirtproof, dustproof and oilproof.
Protects your Smartphone and Tablet PC from water, dust, sand, snow and humidity.
Retains full touchscreen and call functionality while encased in the waterproof Skin.
Waterproof Skin is not intended for permanent water-resisitance.

This is the totally new product cool technology in 2012
The waterproof film was made of high quality material

This is not actually the case, but rather a film-like-covering that is clear and wraps around the device.