Though far be it for me to ask why you need to take your shampoo on an airplane, if you really, really want to, there's a simple way of getting the hair cleanser on board. And, you don't even have to sneak it, or lie:

Mint fragrance, 30 sheets per container, made of paper. Take that, airlines!
[$13, The Spoon Sisters]
[Via Coolest Gadgets]
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