Most importantly you can release the air in these containers, which will keep the foods longer. For fruits it will also hold it's "crisp" better and won't turn soggy and yucky!
As far as quality, it's really a back for your buck. Far from being a dollar store deal. The lids fit perfect, leaving you with a nice tight seal, then of course you can release the air for longer freshness. Made of a strong, sturdy material that is also BPA Free.
To order a set, hop on over to Amazon to purchase HERE.
Disclosure: I received this product complimentary for an honest review, all opinions are my own.