1. High-quality materials: The exterior of the lunch bag is made of canvas fabric, and the lining is made of food-grade PEVA foil, allowing you to put food directly into the bag. It is waterproof, stain-resistant, and easy to clean. The sturdy linen handle and flexible drawstring make the bag extremely durable. 2. Drawstring and large-opening design: With the drawstring, the lunch bag can be fully opened to a size of 8.5 inches in length, 6 inches in width, and 11.8 inches in height, making it easy to put lunch in or take it out of the bag, saving dining time. 3. Long-lasting insulation: This insulated lunch bag uses high-quality heat-insulating aluminum foil, which can keep the temperature of food for a long time. Both hot and cold foods can be well preserved. It is very durable, odorless, tear-resistant, waterproof, stain-resistant, and easy to clean. 4. Large capacity: This insulated and refrigerated bag has sufficient space to store lunch foods such as sandwiches, salads, snacks, drinks, and fruits. 5. Multi-functional use: This reusable lunch tote bag is suitable for various scenarios such as attending on-site events, going to school, going to work, going to the beach, traveling, having a picnic, and hiking. In addition, both men and women can use it as a personal wallet.