1. EXPANDABLE & LARGER CAPACITY - The lunch bag Size :10 ×6.69×11.4 inch; After expand size is 19 ×8.0×10.5 inch.The main compartment can store beer, drinks, fruit, ice packs, etc. You can expand the upper space to store some snacks. 2. MULTI-FUNCTIONAL POCKET - The upper compartment has a mesh pocket for various cutlery such as knives and forks. The lower compartment can store food and drinks. The lunch box has two side pockets for water bottles and paper towels. The front zipper pocket stores keys or cell phone, and other frequently used items are easy to find. 3. THICKENED INSULATION & LEAK-PROOF - The outer part of the bento box is made of Oxford cloth, waterproof and wear-resistant. The interior is made of thickened insulation and EVA lining. The main compartment heat welded seams prevent leakage and also easy to clean. 4. EASY TO CLEAN & LONG WARMING - Double insulated lining keeps food and beverages fresh for at least 6.5 hours. The hot-pressed food-grade PEVA insulated liner has no pinholes, ensuring that the reusable lunch bag is leak-proof and easy to wipe clean.