- High-Quality Materials: Constructed from durable nylon with a reliable SBS zipper, this lunch box is designed for easy use by children. The vibrant patterns add a fun touch, making mealtime enjoyable for kids. - Superior Insulation: Featuring a thick PEVA insulation lining and sponge, this lunch bag is non-toxic and BPA-free. It effectively maintains the temperature of food and drinks for up to 16 hours, ensuring your child's meals stay fresh. - Expandable Design: The innovative design includes a reinforced zipper that allows the top compartment to expand easily. The lunch box measures 12.4 x 8.5 x 3.7 inches when not expanded, holding up to 6 liters. When expanded, it measures 12.4 x 8.5 x 5.7 inches, accommodating up to 9 liters, catering to varying storage needs. - Versatile Storage Options: Equipped with dual retractable mesh pockets on each side, this lunch box is perfect for storing towels or small water bottles. It features two additional pockets—one in the front for cutlery and one in the back for keys, toys, or notebooks. An internal zippered mesh pocket is ideal for snacks. - Practical Use Scenarios: Perfect for school lunches, picnics in the park, or family outings, this lunch box meets the diverse needs of daily life. Its thoughtful design makes it a reliable companion for any activity, ensuring your child is always prepared for mealtime.