unsure construction worker

3540 apprehensive blank board cagey caucasian cautious construction distrust distrustful doubt doubtful dubious hard hat helmet hesitant hesitating hesitation iffy indecisive leery man message mistrust mistrustful offputting plaid poster putoff repulsed safety sceptical scepticism shirt sign skeptical skepticism sneer sneering suspicious unbelieving unpleasant unsure wary white worker years