The Ikea mattresses had a very strong chemical smell when we first opened them and they took a few days to plump up so I expected the same for the leesa mattress. (hometoheather.com)
When on vacation, don't allow yourself or your grandchildren to enter hot tubs with cloudy water or strong chemical smells. (thespruce.com)
Many users have reported that there is a strong chemical smell when the product is removed from the package and the smell lingers for quite a long time. (mommyedition.com)