Who can tank C4?

[Lariatoo]

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Here is where the Ants were subjected into the Sand Sphere.

Soo... That means that during their fight, the antes managed to get inside his sand, Deidara then used the bird so that the "infected" sand would go back to Gaara...

 

[DrProof]

Soo... That means that during their fight, the antes managed to get inside his sand, Deidara then used the bird so that the "infected" sand would go back to Gaara...

Yes. But he implemented his clay into Gaara's Sand. He didn't directly by force infiltrate his sand. C4 wouldn't get through his Sand unless Deidara took measures like this again.