About this item Set of 18 nesting bowls with the classic Tupperware sunburst lid design Lock in freshness and flavor with Tupperware’s iconic quality and style Signature Instant Seal lid avoids spills in refrigerator and on the go Features an airtight lid that seals instantly with one press in the middle of the lid, and a ridge at the rim for a secure, comfortable grip Sturdy material holds up use after use and wash after wash Dishwasher safe for easy cleaning BPA free