Promotional Lunch Bags & Cooler, Therm-O Snack Tote - Insulated & Reinforced, The Therm-O Snack is insulated to keep contents hot or cold. This lunch-size tote is made with a durable 238 combined GSM premium non-woven exterior, thermal foil interior, reinforced handles, zippered closure, and plastic bottom insert. ... #39AC812 $3.14/each.