• Hi @stevoggo – I checked the MSDS for Aquaseal and it looks like the main ingredient is 4,4′-methylenediphenyl diisocyanate, with toluene as a solvent. Shoe Goo is tetrachloroethylene and styrene, 1,3-butadiene polymer. So, not the same thing, but that doesn’t necessarily mean it won’t work just as well – the only way to know for sure would be to…[Read more]