Seized cocaine wrapped in "Hello Kitty"

When seized cocaine it seems that it was wrapped in "Hello Kitty".

Details are as below.
The Hello Kitty habit


This is a photograph of Guatemala 's drug cabinet seized 1.2 ton cocaine on the way to Mexico on April 13. It seems that it was wrapped in Hello Kitty for camouflage, what on earth was what caused this. Was it effective?