Tyvek Insulated Lunch Bag

🥪 Completely insulated inside, Made of premium grade Tyvek material which is a unique lightweight non-woven material to resemble paper, so it is soft but extra strong, tear-proof and leakproof, sturdy and durable for storing milk, lunch box, water bottle, etc. Wrinkles and creases are normal and provide a stylish authentic look. 🥪 Built-in Aluminum foil and EPE cotton lining, offer great thermal resistance keeping your food fresh for hours. Your food is kept cold for up to 6 hours and warm for up to 3 hours. 🥪The bag has a large opening, and there is plenty of room to store various container sizes, sandwiches, beverages, fruits, and snacks.🥪Very light, only around 36/60 grams each pack. It can be folded and stored when not in use, and it can save space when you go out.🥪 Designed for everyone. The simple and classic design is versatile and can be used anywhere and anytime as a regular tote bag as well. The lightweight paper-like material allows for your personal customization such as dr