First of all I skipped through all the extra crap of their pressure selling I just bought the lids and I got the extra set as well but they did send me a receipt on my yahoo account and it had a total of in on there it said i would be charged 15.90 but it never gave me a total on shipping so i didnt know i would be charged the extra 10.00 which from all of these other reviews and complaints i got off cheap (not) but anyway yeah they suck, they stay on for like 10 minutes and pop up i was very upset since i threw away all of my old tupperware... read full review »