Size: 16L with detail size 29x20x26cm Large Capacity: INSMEER lunch bag measures 16L large capacity, unique 2 layers design help you to organize wet cold food and warm dry food in different space. Perfect size to fit your school locker or under your office desk. The top cover is perfect for storing fruit and snacks. Extra front and side pocket for your personal belongings. Separate storage rooms are ideal for fragile fruits or snacks, to prevent their heavy lunch box from crushing them. 24 Hour Leak Test: Our lunch box for adult is 100% waterproof, the inner fabric uses easy cleaning PEVA material, which under the hot pressing process can guarantee 100% waterproof. Each bag before the factory had gone through 24 hours of leak test. Any leak problems, we offer a 100% free replacement. 12 Hours Insulation: This thermal lunch box adopts 8mm thick insulating foam, with 2 additional foam blocking fabrics that keep the foam permanently, ensuring perfect insulation performance. It can normally be kept cold for 8 hours, with ice pack for 12 hours. The best lunch bag to block the cold, keep your food freshness. Durable Zipper & Attachable Shoulder Bag: High quality and durability are our advantage. INSMEER lunch bags with all upgraded materials, the 600D Oxford fabric is durable and sturdy, all 5# size zippers to ensure a smooth zipper. Extra thick shoulder pad to provide a comfortable wearing feel. The metal hook can withstand more load, it is easy to remove and hold. 1 year quality Warranty: All INSMEER products offer 1 year quality warranty for any quality problem, for any leaking, tearing or zipper problem we offer new replacement or refund. That is our confidence in our brand. Our lunch bag would be a decent gift for husband, dad, friends or anyone who carry lunch together during days. Could also be useful for school kids to carry all their loves, with our bag to enjoy fresh and healthy food.