The ProKeeper 4 cup silicone softbox round is durable and won't crack or break. The one-piece design keeps the container and lid together. This is great for meal prep, lunches, snacks and on-the-go. Includes a patented leak-proof zipper seal and is heat resistant up to 400 degrees.
Easy to open yet secure latchPVC, phthalate, leadMade with durable 100% platinum silicon