LatexIt is unlikely that any of our shoes contain latex. However, all of our shoe products use different glues, materials, and construction techniques which be part of the manufacturing process. According to our manufacturer, none of the shoes contain latex, but unfortunately, we are unable to guarantee that the shoes are latex-free.FormaldehydeAll of our shoes use industry-standard glues and the different products use different construction techniques which require different glues. At times, formaldehyde is used as part of the process to manufacture our shoes. Unfortunately, we are unable to guarantee that the shoes are formaldehyde-free.