OmieBox Up elevates lunchtime for big kids with a sleek design. This hot-and-cold bento box features a thermos for warm entrees. A roomy side compartment holds fruits or snacks, offering balanced meals on the go. Constructed for ages 9+, it keeps food at the right temperature. It uses 18/8 304 grade stainless steel, food grade plastic & silicone, and is BPA and Phthalate-free.