About the flimsy vaporizer

I am a researcher in  vaporizer  industry,and I want to now which kind of character the vaporizer having will make it more popular?  And if the ultra thin one will more easily catch  consumer's  intertest?  And whats' the weakness you think the thin vaporizer may have?

 the product about the questionaire   I research for is just like the below :

Many thanks !

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