1. 1. Capacity: The size of this lunch cool bag is 211413cm/8.35.5/5.1inch. The capacity of this small cool lunch bag is 4L, It can hold 6 cans of drinks. This small cool bag can perfectly fit your lunch box for you work or day trip. 2. 2. Well Insulated: Eco-friendly aluminium foil keeps your food cool or warm for about 4-6 hours. BPA materials, it's non-toxic. This adult lunch bag make sure you can enjoy fresh and delicious food. 3. 3. Portability: This handy little lunch cooler is light weight. Perfectly fits your backpack and briefcase. This squqre cooler bag is folable, save your storage space. 4. 4. and Leakproof: This reusable small cooling bag made of high density water-resistant. Small lunch bag durable and easy to clean interior lining. Prerfect thermal insulated. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.