Rubbermaid Brilliance Glass Round LeakProof 6Piece Set sells on Amazon. I think the price is very good. Please read some of the reviews and see people thought of the product.**If you’re not sure whether to buy, add to cart, and you can come back to it later!**

100% Airtight and Leak-Proof: The unique dual-latch locking systems make sure food stays fresh and that there are no spills. Safe for the Oven: The glass base stands up to oven temperatures reaching 450 degrees F.