Large Capacity: 29cmx21cmx11cm (L*W*H), the cooler bag is large enough to hold what a family needs for a hassle-free picnic. It is ideal for camping, hiking, barbecues, etc.; Picnic Bag for Insulation and Freshness: Cooler basket features a high-quality lining. food-safe and an aluminum foil structure as well as an airtight lid. Zipper closure keeps your food cool, fresh, or warm for hours.; Keep Cold and Hot: The picnic bag can keep cold and hot to store chilled drinks, beer, fruit, vegetables, or lunch warm and milk, and it keeps food warm/cold for hours so you can eat fresh and delicious food.; Waterproof and Leakproof: The outer layer of the cooler basket is made of water-repellent polyester. durable and the inner layer made of high-quality PEVA material. and is in a hurry to seamless warm for a good seal, waterproof and waterproof for worry-free travel.; Multifunction: The cooler bag has padded handles and a detachable and adjustable shoulder strap, foldable and easy to carry. clean up and clean Transport, suitable for car trips, beach camping, picnics, barbecues, gym sports, and other outdoor activities.