Premium Quality Lunch Bags: Our lunch bags are made of high density oxford fabric which is durable and waterproof, with smooth zippers outside, the inner lining is made of eco-friendly PEVA paper and padded with 5 mm EPE foam to keep food fresh, warm and delicious for up to 3 4 hours. Insulated bag with top and adjustable strap for easy transport. There are 4 mesh side pockets designed to store drinks, bottles and even umbrellas. The outer fabric is water resistant to keep your bags clean and safe. Large Capacity Lunch Box: The office lunch bag measures 24 x 16 x 21 cm, which is perfect for holding your lunch box. lunch, snacks, sandwiches, juices and fruits. It's great for adults and students for daily use. Multi-function cooler bags: These cooler bags can be widely used not only for adults, but also warmly welcomed by children, students for school. And you can also use it to keep food and drink in outdoor, beach, hiking, picnic and so on. If you have any questions about the product