This sleek self-heating bento box looks like something Apple would create - Yanko Design
Steambox: The Self-Heating Lunchbox - Pitch During Philips Innovation Award Finals
Heating Lunch Box
Heatbox - Self-heating Lunch Box Steams Your Lunch to Preserve All Nutrients - Tuvie Design
Electric Thermal Lunch Boxes Food - Kitchen - Aliexpress
Steambox
Steambox review: This heated lunch box can warm lunch on the go - Reviewed
LunchEAZE - Cordless, Smart, Self-Heated Lunch Box
Automatic Self Heating Lunch Box To Keep Your Food Warm, Heatbox
This rechargeable lunchbox uses steam to reheat your food
World's Smartest Heating LunchBox
World's Smartest Heating LunchBox
Buy Hot Bento – Self Heated Lunch Box and Food Warmer – Battery Powered, Portable, Cordless, Hot Meals for Office, Travel, School, Jobsite, Picnics, Outdoor Recreation, Kitchen Meal Prep (Powder Blue) Online
Heatsbox Heating Lunch Box – NoveltyStreet