Stainless Steel Multi-tiers Lunch Box material: 201s/s, 410s/s size: 14cm, 16cm shape: round style: keep warm Stainless Steel Multi-tiers Lunch Boxmaterial: 201s/s, 410s/ssize: 14cm, 16cmshape: roundstyle: keep warmfunction: It can make food keep warm for a long timeand is convenient to carry to everywhere Stainless Steel Multi-tiers Lunch Box