Vanaheimr Insulated Cooler Backpack Lightweight Waterproof Picnic Leakproof Lunch Bag 1. Fabric: Oxford cloth 2. Applicable occasions: picnic, travel, outdoor, camping storage 3. Weight: about 650g 4. Size: about 32 x 19 x 46cm 5. Note: shipped only the backpack, does not include other items Features: 1. Made of waterproof cloth, lightweight and durable, scratch-resistant and wear-resistant, to protect the internal items 2. Long-lasting heat preservation and cold preservation, lined with insulating aluminum foil material, locking the temperature, to ensure that the food is fresh, waterproof and anti-fouling easy to clean 3. Outdoor portable insulation backpack, heat insulation and waterproof, practical and large capacity, all kinds of fruits, drinks, food can be easily stored 4. External multi-layer storage pockets, reasonable zoning, classification of items to carry, easy to access 5. Thickened shoulder straps with breathable mesh design, comfortable and decompression, easy to carry and effectively relieve fatigue 6. Sturdy zipper, smooth pulling and closing without jamming, and the back strap is reinforced with stitching to enhance the load bearing capacity 7. Reflective strips design, to protect the night safety travel, shoulder straps strong buckle, adjustable length according to your height