By morning, the walls of the bag will be completely frozen and ready to chill. This lunch box keeps food cooler longer, which means you can pack healthier foods that would spoil in other lunch ...

allowing them to fit perfectly into any lunch bag, lunch box or cooler and leaves maximum room for food and beverages. KEEPS FOOD & DRINKS COLD: Hot summer days? No sweat! These lunchbox ice packs ...

Katherine Alex Beaven is a Los Angeles-based travel, food and drink, and culture writer.

from CalPak's insulated lunch bag with a drawstring closure to YETI's water-resistant lunch box, L.L.Bean's soft cooler and Zulay Kitchen's insulated tote lunch bag with a 4.9-star rating.