<p> The Lava Lunch️ insulated lunch bag keeps your food hot and fresh for up to 5 hours. Our patent-pending lava rock technology is heated in the microwave and slowly releases that heat into the insulated compartment. So you can pack delicious home cooked meals that you never could before - grilled chicken & vegetables, leftover lasagna, veggie burgers, even burritos - all kept warm and delicious.</p> <p>Separate cold storage on top keeps your cold food fresh, making Lava Lunch️ the perfect lunch box for your daily food needs whether its taking lunch to work, or sending delicious home cooked meals to school with your kids.</p> <p>Every insulated lunch bag is made from non-toxic materials and free of the following contaminants: BPA, phthalates, PVC, formaldehyde, and lead. Our 3mm neoprene shell is tough enough to handle the daily commute to work or school and keep your food secure. With an easy wipe clean liner when the day is over simply wipe out any mess and you’ll be ready for another day of hot lunches. Size: 8” x 5.5” x 11.5”</p><p>What size tupperware fits in the Lava Lunch️?</p><p> Containers 7 inches by 5 inches and up to 2.5 inches tall will fit comfortably in the Lava Lunch️ with both Lava Rocks. With just one Lava Rock you can fit containers up to 3 inches tall.</p>