Stainless Steel Bento Lunch Box Kitchen Capacity: 10000mAh/mini: 1200mAh

Capacity: 10000mAh/mini: 1200mAh

SPECIAL DESIGN: both sides have extended tapes

Battery: 300mAh lithium polymer battery

EU35-44 (US 5 to 11) and can be cut to fit your specific shoe size or type

Stainless Steel Bento Lunch Box Kitchen Capacity: 10000mAh/mini: 1200mAhStainless Steel Bento Lunch Box Features: EXCELLENT TEMPERATURE INSULATION Second generation multi layer insulation can keep your food hot for up to 2 3 hours and cold for up to 3 hours. BUT Please be aware that there a couple of things will affect the insulation: (1), the amount of the food in the lunch box. If the food is less than 3 4 of the lunch box, it may reduce the insulation capability. (2), the original temperature of the food put in the