OmieBox UP is an insulated bento box for kids who have outgrown their OmieBox. It has all the features you know and love about OmieBox, plus some updates so it's more suitable for older kids. Bigger thermos  Removable cooling pack Leakproof  Compact  BPA and Phthalate-free Product Specifications: Weight: 1.7 lbs.  Dimensions: 8.5” x 5.25” x 3.5” Box volume: 39.3 oz., Thermos volume: 12 oz. Materials: 18/8 304 grade stainless steel, food grade plastic & silicone