This bag is perfect for picnics bringing food to kids bringing food to office workers etc. Keeping food warm in winter and keep ice drinks cooling in summer. Features: Waterproof and wear-resisting fabric strong and practical for use. Essential tools when you have a picnic potluck activities etc. Large capacity and strong bearing suitable for both bring a daily lunch and picnic. Inner PEVA film to keep both warm and cold. Leakproof design don t worry about spilled food getting your car dirty. Double-open zipper easy and convenient to use. With 2 side bags to put tissues. Specifications: Color: black grey navy blue (optional) Material: oxford cloth+PEVA Capacity: 18L Item size: 420 * 290 * 190mm / 16.5 * 11.4 * 7.5in Package size: 450 * 300 * 100mm / 17.7 * 11.8 * 3.9in Package weight: 540g / 1.2lb Packing List: 1 * Backpack