Excellent Long-term Insulation - Enhanced heavy duty material retains hot or cold temperatures for up to 7-8 hours, helping keep meals fresh, flavorful and properly heated or cooled. Easy to wipe clean. Safe and Healthy Materials - Food-grade BPA-free PEVA interior liner guards against harmful chemicals, so your child can enjoy a healthy, fresh, and tasty homemade lunch. Larger Capacity Lunch Bag - Dimensions: 8.66 in x 4.32 in x 10.24 in (L x W x H). Capacity 5.1 L (holds up to 9 cans). - Ample space for food, snacks, drinks, sandwiches, fruit or vegetables for a complete healthy lunch. - Inside: mesh pouch for napkins and utensils; 1 front zipper pocket for candies or snacks; stretchable side mesh pocket for a water bottle. Expandable Unicorn Pencil Case - Big unicorn pencil case is expandable. Unzip to add space for more stationery or keep zipped for a compact bag, helping your backpack stay organized. Use scenarios - School lunches: pack a complete healthy lunch with snacks and a drink, kept at the right temperature until lunchtime. - Day trips or picnics: carry a full lunch and beverages, with insulation helping maintain freshness and temperature. - After school or activities: use the pencil case to organize pens, pencils and small supplies while keeping the bag tidy.