WATER-RESISTANCE & DURABILITY: The exterior of the Lunch Box is constructed out of water-resistant, dirt-proof fabric for durability and easy cleaning. VERSATILITY: Keep your hot and cold foods or drinks at ideal temperatures. Use it for school, picnic, camping, hiking, BBQs, etc. COMPREHENSIVE DESIGN: One spacious inside compartment. Designed with a handle and a detachable shoulder strap that offers multiple carrying options and allows for effortless carrying.