stainless steel large capacity insulation steaming rice box multi-layer hand-held bento box student portable pan heated lunch box cabas rice bucket 不锈钢大容量保温蒸饭盒多层手提便当盒学生提锅加热餐盒提篮饭桶

single layer material [heat preservation not available]] double-layer hollow [insulation]]

14cm two layers + chopsticks spoon 14cm three layers + chopsticks spoon 14cm four layers + chopsticks spoon 14cm five layers + chopsticks spoon 16cm two layers + chopsticks spoon 16cm three layers + chopsticks spoon 16cm four layers + chopsticks spoon 16cm five layers + chopsticks spoon 18cm two layers + chopsticks spoon 18cm three layers + chopsticks spoon 18cm four layers + chopsticks spoon 18cm five layers + chopsticks spoon 20cm two layers + chopsticks spoon 20cm three layers + chopsticks spoon 20cm four layers + chopsticks spoon 20cm five layers + chopsticks spoon