Solar-powered lunchbox keeps your food hot or even cool, depending on what's inside - Yanko Design

Solar-powered lunchbox keeps your food hot or even cool, depending on what's inside - Yanko Design

Solar-Powered Lunch Box

Solar-powered lunchbox keeps your food hot or even cool, depending on what's inside - Yanko Design

food container - Yanko Design

Solar Heated/cooled Lunch Box : 5 Steps - Instructables

This rollable display is a concept Samsung should take note of - Yanko Design

Solar-powered lunchbox keeps your food hot or even cool, depending on what's inside - Yanko Design

food container - Yanko Design

Solar-powered lunchbox keeps your food hot or even cool, depending on what's inside - Yanko Design

Solar-powered lunchbox keeps your food hot or even cool, depending on what's inside - Yanko Design

SunnySide: Solar-Powered Self Heating/Cooling Lunchbox by SunnySide — Kickstarter

Solar-Powered Lunches : sunflower lunchbox

The Perfect Pouf! - Yanko Design

SunnySide: Solar-Powered Self Heating/Cooling Lunchbox by SunnySide — Kickstarter