Yes im writing in reference to tupperware shel smarts I have purchased 28 of these so called food storage containers . When i did this i got rid of all my modular mates which were great. I was told of how great these things were. Well let me say i was very missinformed. I found my cookies getting soft in a few days, chips getting old and stale brown sugar getting hard as well as many many other stapels and some that were very expensive i. I called tupperware customer service and was told to pack it all up and mail to them at my expense... read full review »