Is this case waterproof, or at least water resistant?

I place this case as an insert into my messenger bag so that it can protect my mid-2015 retina MacBook Pro. I just wanted to know if this case is waterproof. If the case is exposed to wetness, does the wetness seep through?

Incase Ariaprene Slv for MacBook

Incase Ariaprene Slv for MacBook

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