Seal Cup Jumbo with an eggplant-colored lid is the newest addition to the growing Blue Water Bento nesting cup series from Ecolunchbox. The Seal Cup Jumbo is the sixth round container. It's practical, lightweight and leakproof and easily stores the smaller containers when you're not using it as a lunchbox (perfect for storing multiple portions) on the go. The lunchbox is made in stainless steel, non-toxic and plastic free. The lid is made in silicon and has a ocean-inspired embossed design of octopus tentacles in the pattern that represents that these lunchboxes are ocean friendly. All Seal Cups kan be used as pots over an outdoor stove, the Jumbo size is a perfect saucepan.