Name: lovely popular stainless steel thermal lunch box lunch box lunch box creative Japanese students 

Size: Double: 15cm * 14.5cm single: 15cm * 9cm 

Material: food grade PP + stainless steel 

Weight: double: 500g single: 305g 

Color: Optional? refer to the option 

Packing: Packed 

The popularity insulation boxes? there are two models of single and double? the outer layer of food-grade PP? stainless steel inner quality? safe and nontoxic good cleaning.